Conversion Factors 1

Engineering Data

Index Sect Title 1 Conversion Factors 2 Fraction - Decimal - Metric 3 MM to Inch to MM Conversion 4 Drill Sizes fraction/metric/no 5 Cutting Speeds 6 Spanner Sizes 7 Wood Screws 8 Self Tap Drill Sizes 9 Tapping Drill Sizes 10 American Wire Gauge AWG 11 Birmingham sheet Metal Gauge BG 12 Standard Wire Gauge SWG 13 Temperature Conversion C to F 14 Temperature Conversion F to C 15 Lathe Tool Angles 16 Chuck Tapers 17 Change Wheels 18 D Bits 19 Milling Speeds 20 Pressure 21 Tangents 22 Division Plates 23 Hex Head Screw & Nut Sizes

Conversion Factors 1 From > To - From > To Length Multipy By Multiply By inch 2.5400 cm 0.3937 inch feet 0.3048 metres 3.2808 feet yards 0.9144 metres 1.0936 yards miles 1.6093 kmetres 0.6214 miles Area sq Inch 6.4516 sq cm 0.1550 sq Inch sq feet 0.0930 sq metres 10.7640 sq feet sq yards 0.8361 sq metres 1.1960 sq yards sq miles 2.5900 sq kmetres 0.3861 sq miles acres 0.4047 hectars 2.4710 acres Volume fluid oz 28.413 m litres 0.035 fluid oz pints 0.568 litres 1.76 pints gallons 4.546 litres 0.22 gallons Weight grains 0.0648 grams 15.43 grains ounces 28.3495 grams 0.035274 ounces pounds 453.592 grams 0.0022046 pounds pounds 0.4536 kgrams 2.20462 pounds tons 1016.05 kgrams 0.0009842 tons Pressure psi 0.0689 bar 14.504 psi in mercury 33.86 mbar 0.2953 in mercury Temprature o F o C (F-32)/1.8 C+273.16 o C o K (Cx1.8)+32 K-273.16 o F o C

2 Fraction - Decimal - Metric Fraction Decimal mm Fraction Decimal mm 1/64 0.0156 0.397 33/64 0.5156 13.097 1/32 0.0313 0.794 17/32 0.5313 13.494 3/64 0.0469 1.191 35/64 0.5469 13.891 1/16 0.0625 1.588 9/16 0.5625 14.288 5/64 0.0781 1.984 37/64 0.5781 14.684 3/32 0.0938 2.381 19/32 0.5938 15.081 7/64 0.1094 2.778 39/64 0.6094 15.478 1/8 0.1250 3.175 5/8 0.6250 15.875 9/64 0.1406 3.572 41/64 0.6406 16.272 5/32 0.1563 3.969 21/32 0.6563 16.669 11/64 0.1719 4.366 43/64 0.6719 17.066 3/16 0.1875 4.763 11/16 0.6875 17.463 13/64 0.2031 5.159 45/64 0.7031 17.859 7/32 0.2188 5.556 23/32 0.7188 18.256 15/64 0.2344 5.953 47/64 0.7344 18.653 1/4 0.2500 6.350 3/4 0.7500 19.050 17/64 0.2656 6.747 49/64 0.7656 19.447 9/32 0.2813 7.144 25/32 0.7813 19.844 19/64 0.2969 7.541 51/64 0.7969 20.241 5/16 0.3125 7.938 13/16 0.8125 20.638 21/64 0.3281 8.334 53/64 0.8281 21.034 11/32 0.3438 8.731 27/32 0.8438 21.431 23/64 0.3594 9.128 55/64 0.8594 21.828 3/8 0.3750 9.525 7/8 0.8750 22.225 25/64 0.3906 9.922 57/64 0.8906 22.622 13/32 0.4063 10.319 29/32 0.9063 23.019 27/64 0.4219 10.716 59/64 0.9219 23.416 7/16 0.4375 11.113 15/16 0.9375 23.813 29/64 0.4531 11.509 61/64 0.9531 24.209 15/32 0.4688 11.906 31/32 0.9688 24.606 31/64 0.4844 12.303 63/64 0.9844 25.003 1/2 0.5000 12.700 1 1.0000 25.400

Inch to mm by 0.001" 3 inch mm inch mm inch mm inch mm 0.001 0.025 0.036 0.914 0.071 1.803 0.106 2.692 0.002 0.051 0.037 0.940 0.072 1.829 0.107 2.718 0.003 0.076 0.038 0.965 0.073 1.854 0.108 2.743 0.004 0.102 0.039 0.991 0.074 1.880 0.109 2.769 0.005 0.127 0.040 1.016 0.075 1.905 0.110 2.794 0.006 0.152 0.041 1.041 0.076 1.930 0.111 2.819 0.007 0.178 0.042 1.067 0.077 1.956 0.112 2.845 0.008 0.203 0.043 1.092 0.078 1.981 0.113 2.870 0.009 0.229 0.044 1.118 0.079 2.007 0.114 2.896 0.010 0.254 0.045 1.143 0.080 2.032 0.115 2.921 0.011 0.279 0.046 1.168 0.081 2.057 0.116 2.946 0.012 0.305 0.047 1.194 0.082 2.083 0.117 2.972 0.013 0.330 0.048 1.219 0.083 2.108 0.118 2.997 0.014 0.356 0.049 1.245 0.084 2.134 0.119 3.023 0.015 0.381 0.050 1.270 0.085 2.159 0.120 3.048 0.016 0.406 0.051 1.295 0.086 2.184 0.121 3.073 0.017 0.432 0.052 1.321 0.087 2.210 0.122 3.099 0.018 0.457 0.053 1.346 0.088 2.235 0.123 3.124 0.019 0.483 0.054 1.372 0.089 2.261 0.124 3.150 0.020 0.508 0.055 1.397 0.090 2.286 0.125 3.175 0.021 0.533 0.056 1.422 0.091 2.311 0.126 3.200 0.022 0.559 0.057 1.448 0.092 2.337 0.127 3.226 0.023 0.584 0.058 1.473 0.093 2.362 0.128 3.251 0.024 0.610 0.059 1.499 0.094 2.388 0.129 3.277 0.025 0.635 0.060 1.524 0.095 2.413 0.130 3.302 0.026 0.660 0.061 1.549 0.096 2.438 0.131 3.327 0.027 0.686 0.062 1.575 0.097 2.464 0.132 3.353 0.028 0.711 0.063 1.600 0.098 2.489 0.133 3.378 0.029 0.737 0.064 1.626 0.099 2.515 0.134 3.404 0.030 0.762 0.065 1.651 0.100 2.540 0.135 3.429 0.031 0.787 0.066 1.676 0.101 2.565 0.136 3.454 0.032 0.813 0.067 1.702 0.102 2.591 0.137 3.480 0.033 0.838 0.068 1.727 0.103 2.616 0.138 3.505 0.034 0.864 0.069 1.753 0.104 2.642 0.139 3.531 0.035 0.889 0.070 1.778 0.105 2.667 0.140 3.556

3 Inch to mm by 0.001" inch mm inch mm inch mm inch mm 0.141 3.581 0.176 4.470 0.211 5.359 0.246 6.248 0.142 3.607 0.177 4.496 0.212 5.385 0.247 6.274 0.143 3.632 0.178 4.521 0.213 5.410 0.248 6.299 0.144 3.658 0.179 4.547 0.214 5.436 0.249 6.325 0.145 3.683 0.180 4.572 0.215 5.461 0.250 6.350 0.146 3.708 0.181 4.597 0.216 5.486 0.251 6.375 0.147 3.734 0.182 4.623 0.217 5.512 0.252 6.401 0.148 3.759 0.183 4.648 0.218 5.537 0.253 6.426 0.149 3.785 0.184 4.674 0.219 5.563 0.254 6.452 0.150 3.810 0.185 4.699 0.220 5.588 0.255 6.477 0.151 3.835 0.186 4.724 0.221 5.613 0.256 6.502 0.152 3.861 0.187 4.750 0.222 5.639 0.257 6.528 0.153 3.886 0.188 4.775 0.223 5.664 0.258 6.553 0.154 3.912 0.189 4.801 0.224 5.690 0.259 6.579 0.155 3.937 0.190 4.826 0.225 5.715 0.260 6.604 0.156 3.962 0.191 4.851 0.226 5.740 0.261 6.629 0.157 3.988 0.192 4.877 0.227 5.766 0.262 6.655 0.158 4.013 0.193 4.902 0.228 5.791 0.263 6.680 0.159 4.039 0.194 4.928 0.229 5.817 0.264 6.706 0.160 4.064 0.195 4.953 0.230 5.842 0.265 6.731 0.161 4.089 0.196 4.978 0.231 5.867 0.266 6.756 0.162 4.115 0.197 5.004 0.232 5.893 0.267 6.782 0.163 4.140 0.198 5.029 0.233 5.918 0.268 6.807 0.164 4.166 0.199 5.055 0.234 5.944 0.269 6.833 0.165 4.191 0.200 5.080 0.235 5.969 0.270 6.858 0.166 4.216 0.201 5.105 0.236 5.994 0.271 6.883 0.167 4.242 0.202 5.131 0.237 6.020 0.272 6.909 0.168 4.267 0.203 5.156 0.238 6.045 0.273 6.934 0.169 4.293 0.204 5.182 0.239 6.071 0.274 6.960 0.170 4.318 0.205 5.207 0.240 6.096 0.275 6.985 0.171 4.343 0.206 5.232 0.241 6.121 0.276 7.010 0.172 4.369 0.207 5.258 0.242 6.147 0.277 7.036 0.173 4.394 0.208 5.283 0.243 6.172 0.278 7.061 0.174 4.420 0.209 5.309 0.244 6.198 0.279 7.087 0.175 4.445 0.210 5.334 0.245 6.223 0.280 7.112

Inch to mm by 0.001" 3 inch mm inch mm inch mm inch mm 0.281 7.137 0.316 8.026 0.351 8.915 0.386 9.804 0.282 7.163 0.317 8.052 0.352 8.941 0.387 9.830 0.283 7.188 0.318 8.077 0.353 8.966 0.388 9.855 0.284 7.214 0.319 8.103 0.354 8.992 0.389 9.881 0.285 7.239 0.320 8.128 0.355 9.017 0.390 9.906 0.286 7.264 0.321 8.153 0.356 9.042 0.391 9.931 0.287 7.290 0.322 8.179 0.357 9.068 0.392 9.957 0.288 7.315 0.323 8.204 0.358 9.093 0.393 9.982 0.289 7.341 0.324 8.230 0.359 9.119 0.394 10.008 0.290 7.366 0.325 8.255 0.360 9.144 0.395 10.033 0.291 7.391 0.326 8.280 0.361 9.169 0.396 10.058 0.292 7.417 0.327 8.306 0.362 9.195 0.397 10.084 0.293 7.442 0.328 8.331 0.363 9.220 0.398 10.109 0.294 7.468 0.329 8.357 0.364 9.246 0.399 10.135 0.295 7.493 0.330 8.382 0.365 9.271 0.400 10.160 0.296 7.518 0.331 8.407 0.366 9.296 0.401 10.185 0.297 7.544 0.332 8.433 0.367 9.322 0.402 10.211 0.298 7.569 0.333 8.458 0.368 9.347 0.403 10.236 0.299 7.595 0.334 8.484 0.369 9.373 0.404 10.262 0.300 7.620 0.335 8.509 0.370 9.398 0.405 10.287 0.301 7.645 0.336 8.534 0.371 9.423 0.406 10.312 0.302 7.671 0.337 8.560 0.372 9.449 0.407 10.338 0.303 7.696 0.338 8.585 0.373 9.474 0.408 10.363 0.304 7.722 0.339 8.611 0.374 9.500 0.409 10.389 0.305 7.747 0.340 8.636 0.375 9.525 0.410 10.414 0.306 7.772 0.341 8.661 0.376 9.550 0.411 10.439 0.307 7.798 0.342 8.687 0.377 9.576 0.412 10.465 0.308 7.823 0.343 8.712 0.378 9.601 0.413 10.490 0.309 7.849 0.344 8.738 0.379 9.627 0.414 10.516 0.310 7.874 0.345 8.763 0.380 9.652 0.415 10.541 0.311 7.899 0.346 8.788 0.381 9.677 0.416 10.566 0.312 7.925 0.347 8.814 0.382 9.703 0.417 10.592 0.313 7.950 0.348 8.839 0.383 9.728 0.418 10.617 0.314 7.976 0.349 8.865 0.384 9.754 0.419 10.643 0.315 8.001 0.350 8.890 0.385 9.779 0.420 10.668

3 Inch to mm by 0.001" inch mm inch mm inch mm inch mm 0.421 10.693 0.456 11.582 0.491 12.471 0.527 13.386 0.422 10.719 0.457 11.608 0.492 12.497 0.528 13.411 0.423 10.744 0.458 11.633 0.493 12.522 0.529 13.437 0.424 10.770 0.459 11.659 0.494 12.548 0.530 13.462 0.425 10.795 0.460 11.684 0.495 12.573 0.531 13.487 0.426 10.820 0.461 11.709 0.496 12.598 0.532 13.513 0.427 10.846 0.462 11.735 0.497 12.624 0.533 13.538 0.428 10.871 0.463 11.760 0.498 12.649 0.534 13.564 0.429 10.897 0.464 11.786 0.499 12.675 0.535 13.589 0.430 10.922 0.465 11.811 0.500 12.700 0.536 13.614 0.431 10.947 0.466 11.836 0.501 12.725 0.537 13.640 0.432 10.973 0.467 11.862 0.502 12.751 0.538 13.665 0.433 10.998 0.468 11.887 0.503 12.776 0.539 13.691 0.434 11.024 0.469 11.913 0.504 12.802 0.540 13.716 0.435 11.049 0.470 11.938 0.505 12.827 0.541 13.741 0.436 11.074 0.471 11.963 0.506 12.852 0.542 13.767 0.437 11.100 0.472 11.989 0.507 12.878 0.543 13.792 0.438 11.125 0.473 12.014 0.508 12.903 0.544 13.818 0.439 11.151 0.474 12.040 0.509 12.929 0.545 13.843 0.440 11.176 0.475 12.065 0.510 12.954 0.546 13.868 0.441 11.201 0.476 12.090 0.511 12.979 0.547 13.894 0.442 11.227 0.477 12.116 0.512 13.005 0.548 13.919 0.443 11.252 0.478 12.141 0.513 13.030 0.549 13.945 0.444 11.278 0.479 12.167 0.514 13.056 0.550 13.970 0.445 11.303 0.480 12.192 0.515 13.081 0.551 13.995 0.446 11.328 0.481 12.217 0.516 13.106 0.552 14.021 0.447 11.354 0.482 12.243 0.517 13.132 0.553 14.046 0.448 11.379 0.483 12.268 0.518 13.157 0.554 14.072 0.449 11.405 0.484 12.294 0.519 13.183 0.555 14.097 0.450 11.430 0.485 12.319 0.520 13.208 0.556 14.122 0.451 11.455 0.486 12.344 0.521 13.233 0.557 14.148 0.452 11.481 0.487 12.370 0.522 13.259 0.558 14.173 0.453 11.506 0.488 12.395 0.523 13.284 0.559 14.199 0.454 11.532 0.489 12.421 0.524 13.310 0.560 14.224 0.455 11.557 0.490 12.446 0.525 13.335 0.561 14.249

Inch to mm by 0.001" 3 inch mm inch mm inch mm inch mm 0.562 14.275 0.597 15.164 0.632 16.053 0.667 16.942 0.563 14.300 0.598 15.189 0.633 16.078 0.668 16.967 0.564 14.326 0.599 15.215 0.634 16.104 0.669 16.993 0.565 14.351 0.600 15.240 0.635 16.129 0.670 17.018 0.566 14.376 0.601 15.265 0.636 16.154 0.671 17.043 0.567 14.402 0.602 15.291 0.637 16.180 0.672 17.069 0.568 14.427 0.603 15.316 0.638 16.205 0.673 17.094 0.569 14.453 0.604 15.342 0.639 16.231 0.674 17.120 0.570 14.478 0.605 15.367 0.640 16.256 0.675 17.145 0.571 14.503 0.606 15.392 0.641 16.281 0.676 17.170 0.572 14.529 0.607 15.418 0.642 16.307 0.677 17.196 0.573 14.554 0.608 15.443 0.643 16.332 0.678 17.221 0.574 14.580 0.609 15.469 0.644 16.358 0.679 17.247 0.575 14.605 0.610 15.494 0.645 16.383 0.680 17.272 0.576 14.630 0.611 15.519 0.646 16.408 0.681 17.297 0.577 14.656 0.612 15.545 0.647 16.434 0.682 17.323 0.578 14.681 0.613 15.570 0.648 16.459 0.683 17.348 0.579 14.707 0.614 15.596 0.649 16.485 0.684 17.374 0.580 14.732 0.615 15.621 0.650 16.510 0.685 17.399 0.581 14.757 0.616 15.646 0.651 16.535 0.686 17.424 0.582 14.783 0.617 15.672 0.652 16.561 0.687 17.450 0.583 14.808 0.618 15.697 0.653 16.586 0.688 17.475 0.584 14.834 0.619 15.723 0.654 16.612 0.689 17.501 0.585 14.859 0.620 15.748 0.655 16.637 0.690 17.526 0.586 14.884 0.621 15.773 0.656 16.662 0.691 17.551 0.587 14.910 0.622 15.799 0.657 16.688 0.692 17.577 0.588 14.935 0.623 15.824 0.658 16.713 0.693 17.602 0.589 14.961 0.624 15.850 0.659 16.739 0.694 17.628 0.590 14.986 0.625 15.875 0.660 16.764 0.695 17.653 0.591 15.011 0.626 15.900 0.661 16.789 0.696 17.678 0.592 15.037 0.627 15.926 0.662 16.815 0.697 17.704 0.593 15.062 0.628 15.951 0.663 16.840 0.698 17.729 0.594 15.088 0.629 15.977 0.664 16.866 0.699 17.755 0.595 15.113 0.630 16.002 0.665 16.891 0.700 17.780 0.596 15.138 0.631 16.027 0.666 16.916 0.701 17.805

3 Inch to mm by 0.001" inch mm inch mm inch mm inch mm 0.702 17.831 0.737 18.720 0.772 19.609 0.807 20.498 0.703 17.856 0.738 18.745 0.773 19.634 0.808 20.523 0.704 17.882 0.739 18.771 0.774 19.660 0.809 20.549 0.705 17.907 0.740 18.796 0.775 19.685 0.810 20.574 0.706 17.932 0.741 18.821 0.776 19.710 0.811 20.599 0.707 17.958 0.742 18.847 0.777 19.736 0.812 20.625 0.708 17.983 0.743 18.872 0.778 19.761 0.813 20.650 0.709 18.009 0.744 18.898 0.779 19.787 0.814 20.676 0.710 18.034 0.745 18.923 0.780 19.812 0.815 20.701 0.711 18.059 0.746 18.948 0.781 19.837 0.816 20.726 0.712 18.085 0.747 18.974 0.782 19.863 0.817 20.752 0.713 18.110 0.748 18.999 0.783 19.888 0.818 20.777 0.714 18.136 0.749 19.025 0.784 19.914 0.819 20.803 0.715 18.161 0.750 19.050 0.785 19.939 0.820 20.828 0.716 18.186 0.751 19.075 0.786 19.964 0.821 20.853 0.717 18.212 0.752 19.101 0.787 19.990 0.822 20.879 0.718 18.237 0.753 19.126 0.788 20.015 0.823 20.904 0.719 18.263 0.754 19.152 0.789 20.041 0.824 20.930 0.720 18.288 0.755 19.177 0.790 20.066 0.825 20.955 0.721 18.313 0.756 19.202 0.791 20.091 0.826 20.980 0.722 18.339 0.757 19.228 0.792 20.117 0.827 21.006 0.723 18.364 0.758 19.253 0.793 20.142 0.828 21.031 0.724 18.390 0.759 19.279 0.794 20.168 0.829 21.057 0.725 18.415 0.760 19.304 0.795 20.193 0.830 21.082 0.726 18.440 0.761 19.329 0.796 20.218 0.831 21.107 0.727 18.466 0.762 19.355 0.797 20.244 0.832 21.133 0.728 18.491 0.763 19.380 0.798 20.269 0.833 21.158 0.729 18.517 0.764 19.406 0.799 20.295 0.834 21.184 0.730 18.542 0.765 19.431 0.800 20.320 0.835 21.209 0.731 18.567 0.766 19.456 0.801 20.345 0.836 21.234 0.732 18.593 0.767 19.482 0.802 20.371 0.837 21.260 0.733 18.618 0.768 19.507 0.803 20.396 0.838 21.285 0.734 18.644 0.769 19.533 0.804 20.422 0.839 21.311 0.735 18.669 0.770 19.558 0.805 20.447 0.840 21.336 0.736 18.694 0.771 19.583 0.806 20.472 0.841 21.361

Inch to mm by 0.001" 3 inch mm inch mm inch mm inch mm 0.842 21.387 0.877 22.276 0.912 23.165 0.947 24.054 0.843 21.412 0.878 22.301 0.913 23.190 0.948 24.079 0.844 21.438 0.879 22.327 0.914 23.216 0.949 24.105 0.845 21.463 0.880 22.352 0.915 23.241 0.950 24.130 0.846 21.488 0.881 22.377 0.916 23.266 0.951 24.155 0.847 21.514 0.882 22.403 0.917 23.292 0.952 24.181 0.848 21.539 0.883 22.428 0.918 23.317 0.953 24.206 0.849 21.565 0.884 22.454 0.919 23.343 0.954 24.232 0.850 21.590 0.885 22.479 0.920 23.368 0.955 24.257 0.851 21.615 0.886 22.504 0.921 23.393 0.956 24.282 0.852 21.641 0.887 22.530 0.922 23.419 0.957 24.308 0.853 21.666 0.888 22.555 0.923 23.444 0.958 24.333 0.854 21.692 0.889 22.581 0.924 23.470 0.959 24.359 0.855 21.717 0.890 22.606 0.925 23.495 0.960 24.384 0.856 21.742 0.891 22.631 0.926 23.520 0.961 24.409 0.857 21.768 0.892 22.657 0.927 23.546 0.962 24.435 0.858 21.793 0.893 22.682 0.928 23.571 0.963 24.460 0.859 21.819 0.894 22.708 0.929 23.597 0.964 24.486 0.860 21.844 0.895 22.733 0.930 23.622 0.965 24.511 0.861 21.869 0.896 22.758 0.931 23.647 0.966 24.536 0.862 21.895 0.897 22.784 0.932 23.673 0.967 24.562 0.863 21.920 0.898 22.809 0.933 23.698 0.968 24.587 0.864 21.946 0.899 22.835 0.934 23.724 0.969 24.613 0.865 21.971 0.900 22.860 0.935 23.749 0.970 24.638 0.866 21.996 0.901 22.885 0.936 23.774 0.971 24.663 0.867 22.022 0.902 22.911 0.937 23.800 0.972 24.689 0.868 22.047 0.903 22.936 0.938 23.825 0.973 24.714 0.869 22.073 0.904 22.962 0.939 23.851 0.974 24.740 0.870 22.098 0.905 22.987 0.940 23.876 0.975 24.765 0.871 22.123 0.906 23.012 0.941 23.901 0.976 24.790 0.872 22.149 0.907 23.038 0.942 23.927 0.977 24.816 0.873 22.174 0.908 23.063 0.943 23.952 0.978 24.841 0.874 22.200 0.909 23.089 0.944 23.978 0.979 24.867 0.875 22.225 0.910 23.114 0.945 24.003 0.980 24.892 0.876 22.250 0.911 23.139 0.946 24.028 0.981 24.917

3 Inch to mm by 0.001" inch mm inch mm inch mm inch mm 0.982 24.943 1.017 25.832 1.051 26.695 1.086 27.584 0.983 24.968 1.018 25.857 1.052 26.721 1.087 27.610 0.984 24.994 1.019 25.883 1.053 26.746 1.088 27.635 0.985 25.019 1.020 25.908 1.054 26.772 1.089 27.661 0.986 25.044 1.021 25.933 1.055 26.797 1.090 27.686 0.987 25.070 1.022 25.959 1.056 26.822 1.091 27.711 0.988 25.095 1.023 25.984 1.057 26.848 1.092 27.737 0.989 25.121 1.024 26.010 1.058 26.873 1.093 27.762 0.990 25.146 1.025 26.035 1.059 26.899 1.094 27.788 0.991 25.171 1.026 26.060 1.060 26.924 1.095 27.813 0.992 25.197 1.027 26.086 1.061 26.949 1.096 27.838 0.993 25.222 1.028 26.111 1.062 26.975 1.097 27.864 0.994 25.248 1.029 26.137 1.063 27.000 1.098 27.889 0.995 25.273 1.030 26.162 1.064 27.026 1.099 27.915 0.996 25.298 1.031 26.187 1.065 27.051 1.100 27.940 0.997 25.324 1.032 26.213 1.066 27.076 1.101 27.965 0.998 25.349 1.033 26.238 1.067 27.102 1.102 27.991 0.999 25.375 1.034 26.264 1.068 27.127 1.103 28.016 1.000 25.400 1.035 26.289 1.069 27.153 1.104 28.042 1.001 25.425 1.036 26.314 1.070 27.178 1.105 28.067 1.002 25.451 1.037 26.340 1.071 27.203 1.106 28.092 1.003 25.476 1.038 26.365 1.072 27.229 1.107 28.118 1.004 25.502 1.039 26.391 1.073 27.254 1.108 28.143 1.005 25.527 1.040 26.416 1.074 27.280 1.109 28.169 1.006 25.552 1.041 26.441 1.075 27.305 1.110 28.194 1.007 25.578 1.042 26.467 1.076 27.330 1.111 28.219 1.008 25.603 1.043 26.492 1.077 27.356 1.112 28.245 1.009 25.629 1.044 26.518 1.078 27.381 1.113 28.270 1.010 25.654 1.045 26.543 1.079 27.407 1.114 28.296 1.011 25.679 1.046 26.568 1.080 27.432 1.115 28.321 1.012 25.705 1.047 26.594 1.081 27.457 1.116 28.346 1.013 25.730 1.048 26.619 1.082 27.483 1.117 28.372 1.014 25.756 1.049 26.645 1.083 27.508 1.118 28.397 1.015 25.781 1.050 26.670 1.084 27.534 1.119 28.423 1.016 25.806 1.051 26.695 1.085 27.559 1.120 28.448

MM to Inch Conversion 3 mm inch mm inch mm inch 0.01 0.0004 0.36 0.0142 0.71 0.0280 0.02 0.0008 0.37 0.0146 0.72 0.0283 0.03 0.0012 0.38 0.0150 0.73 0.0287 0.04 0.0016 0.39 0.0154 0.74 0.0291 0.05 0.0020 0.40 0.0157 0.75 0.0295 0.06 0.0024 0.41 0.0161 0.76 0.0299 0.07 0.0028 0.42 0.0165 0.77 0.0303 0.08 0.0031 0.43 0.0169 0.78 0.0307 0.09 0.0035 0.44 0.0173 0.79 0.0311 0.10 0.0039 0.45 0.0177 0.80 0.0315 0.11 0.0043 0.46 0.0181 0.81 0.0319 0.12 0.0047 0.47 0.0185 0.82 0.0323 0.13 0.0051 0.48 0.0189 0.83 0.0327 0.14 0.0055 0.49 0.0193 0.84 0.0331 0.15 0.0059 0.50 0.0197 0.85 0.0335 0.16 0.0063 0.51 0.0201 0.86 0.0339 0.17 0.0067 0.52 0.0205 0.87 0.0343 0.18 0.0071 0.53 0.0209 0.88 0.0346 0.19 0.0075 0.54 0.0213 0.89 0.0350 0.20 0.0079 0.55 0.0217 0.90 0.0354 0.21 0.0083 0.56 0.0220 0.91 0.0358 0.22 0.0087 0.57 0.0224 0.92 0.0362 0.23 0.0091 0.58 0.0228 0.93 0.0366 0.24 0.0094 0.59 0.0232 0.94 0.0370 0.25 0.0098 0.60 0.0236 0.95 0.0374 0.26 0.0102 0.61 0.0240 0.96 0.0378 0.27 0.0106 0.62 0.0244 0.97 0.0382 0.28 0.0110 0.63 0.0248 0.98 0.0386 0.29 0.0114 0.64 0.0252 0.99 0.0390 0.30 0.0118 0.65 0.0256 1.00 0.0394 0.31 0.0122 0.66 0.0260 1.01 0.0398 0.32 0.0126 0.67 0.0264 1.02 0.0402 0.33 0.0130 0.68 0.0268 1.03 0.0406 0.34 0.0134 0.69 0.0272 1.04 0.0409 0.35 0.0138 0.70 0.0276 1.05 0.0413

3 MM to Inch Conversion mm inch mm inch mm inch mm inch 1.5 0.0591 5.0 0.1969 8.5 0.3346 12.0 0.4724 1.6 0.0630 5.1 0.2008 8.6 0.3386 12.1 0.4764 1.7 0.0669 5.2 0.2047 8.7 0.3425 12.2 0.4803 1.8 0.0709 5.3 0.2087 8.8 0.3465 12.3 0.4843 1.9 0.0748 5.4 0.2126 8.9 0.3504 12.4 0.4882 2.0 0.0787 5.5 0.2165 9.0 0.3543 12.5 0.4921 2.1 0.0827 5.6 0.2205 9.1 0.3583 12.6 0.4961 2.2 0.0866 5.7 0.2244 9.2 0.3622 12.7 0.5000 2.3 0.0906 5.8 0.2283 9.3 0.3661 12.8 0.5039 2.4 0.0945 5.9 0.2323 9.4 0.3701 12.9 0.5079 2.5 0.0984 6.0 0.2362 9.5 0.3740 13.0 0.5118 2.6 0.1024 6.1 0.2402 9.6 0.3780 13.1 0.5157 2.7 0.1063 6.2 0.2441 9.7 0.3819 13.2 0.5197 2.8 0.1102 6.3 0.2480 9.8 0.3858 13.3 0.5236 2.9 0.1142 6.4 0.2520 9.9 0.3898 13.4 0.5276 3.0 0.1181 6.5 0.2559 10.0 0.3937 13.5 0.5315 3.1 0.1220 6.6 0.2598 10.1 0.3976 13.6 0.5354 3.2 0.1260 6.7 0.2638 10.2 0.4016 13.7 0.5394 3.3 0.1299 6.8 0.2677 10.3 0.4055 13.8 0.5433 3.4 0.1339 6.9 0.2717 10.4 0.4094 13.9 0.5472 3.5 0.1378 7.0 0.2756 10.5 0.4134 14.0 0.5512 3.6 0.1417 7.1 0.2795 10.6 0.4173 14.1 0.5551 3.7 0.1457 7.2 0.2835 10.7 0.4213 14.2 0.5591 3.8 0.1496 7.3 0.2874 10.8 0.4252 14.3 0.5630 3.9 0.1535 7.4 0.2913 10.9 0.4291 14.4 0.5669 4.0 0.1575 7.5 0.2953 11.0 0.4331 14.5 0.5709 4.1 0.1614 7.6 0.2992 11.1 0.4370 14.6 0.5748 4.2 0.1654 7.7 0.3031 11.2 0.4409 14.7 0.5787 4.3 0.1693 7.8 0.3071 11.3 0.4449 14.8 0.5827 4.4 0.1732 7.9 0.3110 11.4 0.4488 14.9 0.5866 4.5 0.1772 8.0 0.3150 11.5 0.4528 15.0 0.5906 4.6 0.1811 8.1 0.3189 11.6 0.4567 15.1 0.5945 4.7 0.1850 8.2 0.3228 11.7 0.4606 15.2 0.5984 4.8 0.1890 8.3 0.3268 11.8 0.4646 15.3 0.6024 4.9 0.1929 8.4 0.3307 11.9 0.4685 15.4 0.6063

MM to Inch Conversion 3 mm inch mm inch mm inch mm inch 15.5 0.6102 19.0 0.7480 22.5 0.8858 26.0 1.0236 15.6 0.6142 19.1 0.7520 22.6 0.8898 26.1 1.0276 15.7 0.6181 19.2 0.7559 22.7 0.8937 26.2 1.0315 15.8 0.6220 19.3 0.7598 22.8 0.8976 26.3 1.0354 15.9 0.6260 19.4 0.7638 22.9 0.9016 26.4 1.0394 16.0 0.6299 19.5 0.7677 23.0 0.9055 26.5 1.0433 16.1 0.6339 19.6 0.7717 23.1 0.9094 26.6 1.0472 16.2 0.6378 19.7 0.7756 23.2 0.9134 26.7 1.0512 16.3 0.6417 19.8 0.7795 23.3 0.9173 26.8 1.0551 16.4 0.6457 19.9 0.7835 23.4 0.9213 26.9 1.0591 16.5 0.6496 20.0 0.7874 23.5 0.9252 27.0 1.0630 16.6 0.6535 20.1 0.7913 23.6 0.9291 27.1 1.0669 16.7 0.6575 20.2 0.7953 23.7 0.9331 27.2 1.0709 16.8 0.6614 20.3 0.7992 23.8 0.9370 27.3 1.0748 16.9 0.6654 20.4 0.8031 23.9 0.9409 27.4 1.0787 17.0 0.6693 20.5 0.8071 24.0 0.9449 27.5 1.0827 17.1 0.6732 20.6 0.8110 24.1 0.9488 27.6 1.0866 17.2 0.6772 20.7 0.8150 24.2 0.9528 27.7 1.0906 17.3 0.6811 20.8 0.8189 24.3 0.9567 27.8 1.0945 17.4 0.6850 20.9 0.8228 24.4 0.9606 27.9 1.0984 17.5 0.6890 21.0 0.8268 24.5 0.9646 28.0 1.1024 17.6 0.6929 21.1 0.8307 24.6 0.9685 28.1 1.1063 17.7 0.6969 21.2 0.8346 24.7 0.9724 28.2 1.1102 17.8 0.7008 21.3 0.8386 24.8 0.9764 28.3 1.1142 17.9 0.7047 21.4 0.8425 24.9 0.9803 28.4 1.1181 18.0 0.7087 21.5 0.8465 25.0 0.9843 28.5 1.1220 18.1 0.7126 21.6 0.8504 25.1 0.9882 28.6 1.1260 18.2 0.7165 21.7 0.8543 25.2 0.9921 28.7 1.1299 18.3 0.7205 21.8 0.8583 25.3 0.9961 28.8 1.1339 18.4 0.7244 21.9 0.8622 25.4 1.0000 28.9 1.1378 18.5 0.7283 22.0 0.8661 25.5 1.0039 29.0 1.1417 18.6 0.7323 22.1 0.8701 25.6 1.0079 29.1 1.1457 18.7 0.7362 22.2 0.8740 25.7 1.0118 29.2 1.1496 18.8 0.7402 22.3 0.8780 25.8 1.0157 29.3 1.1535 18.9 0.7441 22.4 0.8819 25.9 1.0197 29.4 1.1575

Drills Metric - Decimal - Fraction - Number mm Dec Fraction No 4 mm Dec Fraction No 0.100 0.0039 1.181 0.0465 56 0.200 0.0079 1.191 0.0469 3/64 0.300 0.0118 1.200 0.0472 0.343 0.0135 80 1.300 0.0512 0.368 0.0145 79 1.321 0.0520 55 0.397 0.0156 1/64 1.397 0.0550 54 0.400 0.0157 1.400 0.0551 0.406 0.0160 78 1.500 0.0591 0.457 0.0180 77 1.511 0.0595 53 0.500 0.0197 1.588 0.0625 1/16 0.508 0.0200 76 1.600 0.0630 0.533 0.0210 75 1.613 0.0635 52 0.572 0.0225 74 1.700 0.0670 51 0.600 0.0236 1.778 0.0700 50 0.610 0.0240 73 1.800 0.0709 0.635 0.0250 72 1.854 0.0730 49 0.660 0.0260 71 1.900 0.0748 0.700 0.0276 1.930 0.0760 48 0.711 0.0280 70 1.980 0.0781 5/64 0.742 0.0292 69 1.994 0.0785 47 0.787 0.0310 68 2.000 0.0787 0.794 0.0313 1/32 2.057 0.0810 46 0.800 0.0315 2.083 0.0820 45 0.813 0.0320 67 2.100 0.0827 0.838 0.0330 66 2.184 0.0860 44 0.889 0.0350 65 2.200 0.0866 0.900 0.0354 2.261 0.0890 43 0.914 0.0360 64 2.300 0.0906 0.940 0.0370 63 2.375 0.0935 42 0.965 0.0380 62 2.381 0.0938 3/32 0.991 0.0390 61 2.400 0.0945 1.000 0.0394 2.438 0.0960 41 1.016 0.0400 60 2.489 0.0980 40 1.041 0.0410 59 2.500 0.0984 1.067 0.0420 58 2.527 0.0995 39 1.092 0.0430 57 2.578 0.1015 38 1.100 0.0433 2.600 0.1024

4 Drills Metric - Decimal - Fraction- Number mm Dec Fraction No mm Dec Fraction No 2.642 0.1040 37 4.089 0.1610 19 2.700 0.1063 4.300 0.1693 2.705 0.1065 36 4.305 0.1695 18 2.778 0.1094 7/64 4.366 0.1719 11/64 2.794 0.1100 35 4.394 0.1730 17 2.800 0.1102 4.400 0.1732 2.819 0.1110 34 4.496 0.1770 16 2.870 0.1130 33 4.500 0.1772 2.900 0.1142 4.572 0.1800 15 2.946 0.1160 32 4.600 0.1811 3.000 0.1181 4.623 0.1820 14 3.048 0.1200 31 4.699 0.1850 13 3.100 0.1220 4.7000 0.1850 3.200 0.1261 1/8 4.763 0.1875 3/16 3.264 0.1285 30 4.800 0.1890 3.300 0.1299 4.801 0.1890 12 3.400 0.1339 4.851 0.1910 11 3.454 0.1360 29 4.900 0.1929 3.500 0.1378 4.915 0.1935 10 3.569 0.1405 28 4.978 0.1960 9 3.572 0.1406 9/64 5.000 0.1969 3.600 0.1417 5.055 0.1990 8 3.658 0.1440 27 5.100 0.2008 3.700 0.1457 5.105 0.2010 7 3.734 0.1470 26 5.159 0.2031 13/64 3.797 0.1495 25 5.182 0.2040 6 3.800 0.1496 5.200 0.2047 3.861 0.1520 24 5.220 0.2055 5 3.900 0.1535 5.300 0.2087 3.912 0.1540 23 5.309 0.2090 4 3.969 0.1563 5/32 5.400 0.2126 3.988 0.1570 22 5.410 0.2130 3 4.000 0.1575 5.500 0.2165 4.039 0.1590 21 5.556 0.2188 7/32 4.089 0.1610 20 5.600 0.2205 4.100 0.1614 5.613 0.2210 2 4.200 0.1654 5.700 0.2244

Drills Metric - Decimal - Fraction- Number mm Dec Fraction No 4 mm Dec Fraction No 5.791 0.2280 1 7.700 0.3031 5.900 0.2323 7.800 0.3071 5.944 0.2340 A 7.900 0.3110 5.953 0.2344 15/64 7.938 0.3125 5/16 6.000 0.2362 8.000 0.3150 6.045 0.2380 B 8.026 0.3160 O 6.100 0.2402 8.100 0.3189 6.147 0.2420 C 8.200 0.3228 6.200 0.2441 8.204 0.3230 P 6.248 0.2460 D 8.300 0.3268 6.300 0.2480 8.334 0.3281 21/64 6.350 0.2500 1/4 E 8.400 0.3307 6.400 0.2520 8.433 0.3320 Q 6.500 0.2559 8.500 0.3346 6.528 0.2570 F 8.600 0.3386 6.600 0.2598 8.611 0.3390 R 6.629 0.2610 G 8.700 0.3425 6.700 0.2638 8.731 0.3438 11/32 6.747 0.2656 17/64 8.800 0.3465 6.756 0.2660 H 8.839 0.3480 S 6.800 0.2677 8.900 0.3504 6.900 0.2717 9.000 0.3543 6.909 0.2720 I 9.093 0.3580 T 7.000 0.2756 9.100 0.3583 7.036 0.2770 J 9.128 0.3594 23/64 7.100 0.2795 9.200 0.3622 7.140 0.2811 K 9.300 0.3661 7.144 0.2813 9/32 9.347 0.3680 U 7.200 0.2835 9.400 0.3701 7.300 0.2874 9.500 0.3740 7.366 0.2900 L 9.525 0.3750 3/8 7.400 0.2913 9.576 0.3770 V 7.493 0.2950 M 9.600 0.3780 7.500 0.2953 9.700 0.3819 7.541 0.2969 19/64 9.800 0.3858 7.600 0.2992 9.804 0.3860 W 7.671 0.3020 N 9.900 0.3898

4 Drills Metric - Decimal - Fraction- Number mm Dec Fraction No mm Dec Fraction No 9.922 0.3906 25/64 12.700 0.5000 1/2 10.000 0.3937 12.800 0.5039 10.084 0.3970 X 12.900 0.5079 10.100 0.3976 13.000 0.5118 10.200 0.4016 13.097 0.5156 33/64 10.262 0.4040 Y 13.100 0.5157 10.300 0.4055 13.200 0.5197 10.319 0.4063 13/32 13.300 0.5236 10.400 0.4094 13.400 0.5276 10.490 0.4130 Z 13.494 0.5313 17/32 10.500 0.4134 13.500 0.5315 10.600 0.4173 13.600 0.5354 10.700 0.4213 13.700 0.5394 10.716 0.4219 27/64 13.800 0.5433 10.800 0.4252 13.891 0.5469 35/64 10.900 0.4291 13.900 0.5472 11.000 0.4331 14.000 0.5512 11.100 0.4370 14.100 0.5551 11.113 0.4375 7/16 14.200 0.5591 11.200 0.4409 14.288 0.5625 9/16 11.300 0.4449 14.300 0.5630 11.400 0.4488 14.400 0.5669 11.500 0.4528 14.500 0.5709 11.509 0.4531 29/64 14.600 0.5748 11.600 0.4567 14.684 0.5781 37/64 11.700 0.4606 14.700 0.5787 11.800 0.4646 14.800 0.5827 11.900 0.4685 14.900 0.5866 11.906 0.4688 15/32 15.000 0.5906 12.000 0.4724 15.081 0.5938 19/32 12.100 0.4764 15.100 0.5945 12.200 0.4803 15.200 0.5984 12.303 0.4844 31/64 15.300 0.6024 12.300 0.4843 15.400 0.6063 12.400 0.4882 15.478 0.6094 39/64 12.500 0.4921 15.500 0.6102 12.600 0.4961 15.600 0.6142

Drills Metric - Decimal - Fraction- Number mm Dec Fraction No 4 mm Dec Fraction No 15.700 0.6181 18.653 0.7344 47/64 15.800 0.6220 18.700 0.7362 15.875 0.6250 5/8 18.800 0.7402 15.900 0.6260 18.900 0.7441 16.000 0.6299 19.000 0.7480 16.100 0.6339 19.050 0.7500 3/4 16.200 0.6378 19.100 0.7520 16.272 0.6406 41/64 19.200 0.7559 16.300 0.6417 19.300 0.7598 16.400 0.6457 19.400 0.7638 16.500 0.6496 19.447 0.7656 49/64 16.600 0.6535 19.500 0.7677 16.669 0.6563 21/32 19.600 0.7717 16.700 0.6575 19.700 0.7756 16.800 0.6614 19.800 0.7795 16.900 0.6654 19.844 0.7813 25/32 17.000 0.6693 19.900 0.7835 17.066 0.6719 43/64 20.000 0.7874 17.100 0.6732 20.100 0.7913 17.200 0.6772 20.200 0.7953 17.300 0.6811 20.241 0.7969 51/64 17.400 0.6850 20.300 0.7992 17.463 0.6875 11/16 20.400 0.8031 17.500 0.6890 20.500 0.8071 17.600 0.6929 20.600 0.8110 17.700 0.6969 20.638 0.8125 13/16 17.800 0.7008 20.700 0.8150 17.859 0.7031 45/64 20.800 0.8189 17.900 0.7047 20.900 0.8228 18.000 0.7087 21.000 0.8268 18.100 0.7126 21.034 0.8281 53/64 18.200 0.7165 21.100 0.8307 18.256 0.7188 23/32 21.200 0.8346 18.300 0.7205 21.300 0.8386 18.400 0.7244 21.400 0.8425 18.500 0.7283 21.431 0.8438 27/32 18.600 0.7323 21.500 0.8465

4 Drills Metric - Decimal - Fraction- Number mm Dec Fraction No mm Dec Fraction No 21.600 0.8504 24.600 0.9685 21.700 0.8543 24.606 0.9688 31/32 21.800 0.8583 24.700 0.9724 21.828 0.8594 55/64 24.800 0.9764 21.900 0.8622 24.900 0.9803 22.000 0.8661 25.000 0.9843 22.100 0.8701 25.003 0.9844 63/64 22.200 0.8740 25.100 0.9882 22.225 0.8750 7/8 25.200 0.9921 22.300 0.8780 25.300 0.9961 22.400 0.8819 25.400 1.0000 1 22.500 0.8858 25.500 1.0039 22.600 0.8898 25.600 1.0079 22.622 0.8906 57/64 25.700 1.0118 22.700 0.8937 25.800 1.0157 22.800 0.8976 25.900 1.0197 22.900 0.9016 26.000 1.0236 23.000 0.9055 23.019 0.9063 29/32 23.100 0.9094 23.200 0.9134 23.300 0.9173 23.400 0.9213 23.416 0.9219 59/64 23.500 0.9252 23.600 0.9291 23.700 0.9331 23.800 0.9370 23.813 0.9375 15/16 23.900 0.9409 24.000 0.9449 24.100 0.9488 24.200 0.9528 24.209 0.9531 61/64 24.300 0.9567 24.400 0.9606 24.500 0.9646

Cutting Speeds - RPM 5 Dia Inch mm 100 ft/min 150 ft/min 250 ft/min 50 ft/min 60 ft/min 1/8 3 1/4 6 3/8 10 1/2 13 5/8 16 3/4 19 7/8 22 1 25 1 1/4 32 1 1/2 38 1 3/4 44 2 51 2 1/4 57 2 1/2 64 2 3/4 70 3 76 3 1/4 83 3 1/2 89 3 3/4 95 4 102 Mild Steel Cutting Speed 3200 1600 1067 800 640 533 457 400 320 267 229 200 178 160 145 133 123 114 107 100 Brass Cutting Speed 4800 2400 1600 1200 960 800 686 600 480 400 343 300 267 240 218 200 185 171 160 150 Aluminium Cutting Speed 8000 4000 2667 2000 1600 1333 1143 1000 800 667 571 500 444 400 364 333 308 286 267 250 Silver Steel Cutting Speed Cast Iron Cutting Speed 1600 1920 800 533 960 640 400 480 320 384 267 320 229 274 200 240 160 192 133 160 114 137 100 120 89 107 80 96 73 87 67 80 62 74 57 69 53 64 50 60

6 Spanner Sizes Diff Jaw Gap Jaw Gap mm dec mm Spanner Size 0.117 2.97 10BA BA 0.131 3.33 9BA BSW 0.152 3.86 8BA BSF 0.172 4.37 7BA AF 0.193 4.90 6BA mm 0.220 5.59 5BA 0.248 6.30 4BA 0.051 0.250 6.35 1/4AF 0.152 0.256 6.50 1/16BSW 0.500 0.276 7.00 7mm 0.135 0.281 7.14 9/32AF 0.025 0.282 7.16 3BA 0.381 0.297 7.54 3/32BSW 0.456 0.315 8.00 5/16AF 0.001 0.315 8.00 8mm 0.229 0.324 8.23 2BA 0.356 0.338 8.59 1/8BSW 0.000 0.338 8.59 3/16BSF 0.051 0.340 8.64 11/32AF 0.356 0.354 8.99 1BA 0.008 0.354 9.00 9mm 0.017 0.355 9.02 3/8AF 0.983 0.394 10.00 10mm 0.490 0.413 10.49 0BA 0.508 0.433 11.00 11mm 0.102 0.437 11.10 7/16AF 0.203 0.445 11.30 3/16BSW 0.000 0.445 11.30 1/4BSF 0.697 0.472 12.00 12mm 0.700 0.500 12.70 1/2AF 0.305 0.512 13.00 13mm 0.330 0.525 13.34 1/4BSW 0.000 0.525 13.34 5/16BSF 0.660 0.551 14.00 14mm

Spanner Sizes 6 Diff Jaw Gap Jaw Gap Spanner Size mm dec mm 0.279 0.562 14.27 9/16AF BSW 0.725 0.591 15.00 15mm BSF 0.240 0.600 15.24 5/16BSW AF 0.000 0.600 15.24 3/8BSF mm 0.635 0.625 15.88 5/8AF 0.125 0.630 16.00 16mm 0.039 0.669 17.00 17mm 0.018 0.688 17.46 11/16AF 0.021 0.709 18.00 18mm 0.001 0.710 18.03 3/8BSW 0.000 0.710 18.03 7/16BSF 0.038 0.748 19.00 19mm 0.002 0.750 19.05 3/4AF 0.037 0.787 20.00 20mm 0.025 0.813 20.64 13/16AF 0.007 0.820 20.83 7/16BSW 0.000 0.820 20.83 1/2BSF 0.007 0.827 21.00 21mm 0.039 0.866 22.00 22mm 0.009 0.875 22.23 7/8AF 0.031 0.906 23.00 23mm 0.014 0.920 23.37 1/2BSW 0.000 0.920 23.37 9/16BSF 0.018 0.938 23.81 15/16AF 0.007 0.945 24.00 24mm 0.039 0.984 25.00 25mm 0.016 1.000 25.40 1AF 0.010 1.010 25.65 9/16BSW 0.000 1.010 25.65 5/8BSF 0.014 1.024 26.00 26mm 0.038 1.062 26.97 1-1/16AF 0.001 1.063 27.00 27mm 0.000 1.100 27.94 1-1/16BSF 0.037 1.100 27.94 5/8BSW

6 Spanner Sizes Diff Jaw Gap Jaw Gap Spanner Size mm dec mm 0.002 1.102 28.00 28mm BSW 0.023 1.125 28.58 1-1/8AF BSF 0.056 1.181 30.00 30mm AF 0.019 1.200 30.48 11/16BSW mm 0.000 1.200 30.48 3/4BSF 0.050 1.250 31.75 1-1/4AF 0.010 1.260 32.00 32mm 0.040 1.300 33.02 3/4BSW 0.000 1.300 33.02 7/8BSF 0.013 1.313 33.35 1-5/16AF 0.026 1.339 34.00 34mm 0.079 1.417 36.00 36mm 0.021 1.438 36.53 1-7/16AF 0.042 1.480 37.59 7/8BSW 0.000 1.480 37.59 1BSF 0.016 1.496 38.00 38mm 0.004 1.500 38.10 1-1/2AF 0.114 1.614 41.00 41mm 0.011 1.625 41.28 1-5/8AF 0.045 1.670 42.42 1-BSW 0.000 1.670 42.42 1-1/8BSF

Metric 3mm x 3.5mm x 4mm x 4.5mm x Equivalent Wood Screw Sizes Metric/Imperial Imperial Metric 12 1/2 25 1 16 3/8 30 1 1/4 20 3/4 35 1 5/8 = 4 x 25 1 40 1 1/2 30 1 1/4 45 1 3/4 40 1 1/2 50 2 5mm x = 10 x 12 1/2 60 2 1/4 16 3/8 70 2 3/4 20 3/4 75 3 = 6 x 25 1 80 3 1/4 30 1 1/4 90 3 1/2 40 1 1/2 100 4 12 1/2 30 1 1/4 16 3/8 40 1 1/2 20 3/4 50 2 25 1 60 2 1/4 30 1 1/4 70 2 3/4 = 8 x 40 1 1/2 75 3 6mm x = 12 x 45 1 3/4 80 3 1/4 50 2 90 3 1/2 60 2 1/4 100 4 70 2 3/4 110 4 5/8 25 1 130 5 1/8 30 1 1/4 150 6 35 1 5/8 40 1 1/2 = 9 x 45 1 3/4 50 2 60 2 1/4 70 2 3/4 7 Imperial

Wood Screws 7 Screw Gauge Nom Size mm Inch Clearance Pilot Pilot Clearance Pilot Pilot Hole Softwood Hardwood Hole Softwood Hardwood 0 1/16 1/64 1/32 1.6 0.4 0.8 1 5/64 1/32 1/32 2.0 0.8 0.8 2 2 3/32 1/32 3/64 2.4 0.8 1.2 3 2.4 7/64 3/64 1/16 2.8 1.2 1.6 4 2.75 7/64 3/64 1/16 2.8 1.2 1.6 5 3.1 1/8 1/16 5/64 3.2 1.6 2.0 6 3.5 9/64 1/16 5/64 3.6 1.6 2.0 7 3.8 5/32 1/16 3/32 4.0 1.6 2.4 8 4 11/64 5/64 3/32 4.5 2.0 2.4 9 4.5 3/16 5/64 7/64 5.0 2.0 2.8 10 5 3/16 3/32 7/64 5.0 2.4 2.8 11 13/64 3/32 1/8 5.5 2.4 3.2 12 5.5 7/32 7/64 1/8 5.5 2.8 3.2 14 6 1/4 7/64 9/64 6.5 2.8 3.6 16 7 17/64 9/64 5/32 7.0 3.6 4.0 18 7.7 19/64 9/64 3/16 0.5 3.6 5.0 20 8.5 21/64 11/64 13/64 8.5 4.5 5.5 24 3/8 3/16 7/32 9.0 5.0 5.5 mm

8 Self Tap Drill Size Screw Screw Drill Size Drill Size Size O.D. mm Fraction 2 2.2 1.9 5/64 4 2.8 2.4 3/32 5 3.2 2.7 7/64 6 3.5 2.9 7 3.8 3.3 1/8 8 4.2 3.6 9/64 10 4.8 4.1 12 5.5 4.7 3/16

Tapping Drills 9 BA Metric Size Tap Clear Size Tap Clear 0 5.10 13/64 6.10 15/64 2.0 x 0.4 1.60 2.05 1 4.50 11/64 5.40 7/32 2.5 x 0.45 2.05 2.60 2 4.00 5/32 4.80 3/16 3 x 0.5 2.50 3.10 3 3.40 9/64 4.20 11/64 3.5 x 0.6 3.00 3.60 4 3.00 1/8 3.70 5/32 4 x 0.7 3.40 4.10 5 2.70 7/64 3.30 1/8 4.5 x 0.75 3.70 4.60 6 2.30 3/32 2.90 7/64 5 x 0.5 4.50 5.10 7 2.10 5/64 2.60 5 x 0.8 4.20 5.10 8 1.80 2.25 3/32 6 x 0.75 5.20 6.10 9 1.60 1/16 1.95 5/64 6 x 1.0 5.00 6.10 10 1.40 1.75 7 x 1.0 6.00 7.20 11 1.20 3/64 1.60 1/16 8 x 1.0 7.00 8.20 12 1.10 1.40 8 x 1.25 6.80 8.20 9 x 1.5 7.80 9.20 10 x 1.0 8.20 10.20 10 x 1.25 8.90 10.20 Sizes in italics are nearest fraction size drill 10 x 1.5 8.50 10.20 12 x 1.5 10.50 12.20 12 x 1.75 10.20 12.20

Tapping Drills 9 ME 40 TPI Size Tap Clear Size Tap Clear 1/8 2.60 5/64 3.30 9/64 1/8 2.45 3/32 3.30 9/64 5/32 3.30 1/8 4.10 5/32 3/16 3.65 9/64 5.00 13/64 3/16 4.00 5/32 4.90 13/64 1/4 5.40 7/32 6.50 17/64 7/32 4.80 3/16 5.60 7/32 5/16 7.00 9/32 8.00 21/64 1/4 5.50 7/32 6.50 17/64 3/8 8.40 25/64 9.80 25/64 5/16 7.10 9/32 8.00 21/64 7/16 10.20 13/32 11.50 29/64 3/8 8.70 11/32 9.80 25/64 1/2 12.00 15/32 13.80 33/64 5/8 15.25 19/32 16.50 41/64 1/2 11.30 7/16 13.00 17/32 ME 32 TPI Size Tap Clear 1/4 5.50 7/32 6.50 17/64 5/16 7.00 9/32 8.00 21/64 3/8 8.70 11/32 9.80 25/64 7/16 10.30 13/32 11.50 29/64 1/2 11.90 15/32 13.80 33/64 ME 26 TPI Sizes in italics are nearest fraction size drill

Tapping Drills 9 BSW Size Tap Clear Size Tap Clear 3/16 3.90 5/32 4.80 13/64 1/4 5.60 7/32 6.50 17/64 1/4 5.30 5/32 6.50 17/64 5/16 7.10 9/32 8.00 21/64 5/16 6.70 1/4 8.00 21/64 3/8 8.60 21/64 9.80 25/64 3/8 8.20 25/64 9.80 5/16 7/16 10.00 25/64 11.50 29/64 7/16 9.50 29/64 11.20 3/8 1/2 11.60 29/64 13.00 33/64 1/2 10.70 17/32 13.00 27/64 BSF Size Tap Clear Size Tap Clear 3/16 4.10 5/32 4.80 7/16 1/4 5.10 13/64 5.50 7/32 1/4 5.50 7/32 6.50 17/64 5/16 6.60 17/64 8.00 21/64 5/16 6.90 17/64 8.00 21/64 3/8 8.00 5/16 9.80 25/64 3/8 8.40 21/64 9.80 25/64 7/16 9.40 25/64 11.50 29/64 7/16 9.90 3/8 11.20 29/64 1/2 10.80 27/64 13.00 33/64 1/2 11.30 7/16 13.00 27/64 Sizes in italics are nearest fraction size drill UNF UNC

10 AWG Dia American Wire Gauge AWG AWG Dec mm Dec mm 1 0.289 7.348 26 0.0159 0.404 2 0.258 6.543 27 0.0142 0.361 3 0.229 5.827 28 0.0126 0.320 4 0.204 5.189 29 0.0113 0.287 5 0.182 4.620 30 0.0100 0.254 6 0.162 4.115 31 0.0089 0.226 7 0.144 3.665 32 0.0080 0.203 8 0.129 3.264 33 0.0071 0.180 9 0.114 2.906 34 0.0063 0.160 10 0.102 2.588 35 0.0056 0.142 11 0.091 2.304 36 0.0050 0.127 12 0.081 2.052 37 0.0045 0.114 13 0.072 1.829 38 0.0040 0.102 14 0.064 1.628 15 0.057 1.450 16 0.051 1.290 17 0.045 1.151 18 0.040 1.024 19 0.036 0.912 20 0.032 0.813 21 0.029 0.724 22 0.025 0.643 23 0.023 0.574 24 0.020 0.511 25 0.018 0.455 Also Known as Brown & Sharpe Dia

Birmingham Sheet Metal Gauge BG Dia (BG) BG Dia Dec mm Dec mm 0 0.396 10.069 26 0.0196 0.498 1 0.353 8.971 27 0.0174 0.442 2 0.315 7.993 28 0.0156 0.396 3 0.280 7.122 29 0.0139 0.353 4 0.250 6.350 30 0.0123 0.312 5 0.225 5.715 31 0.0110 0.279 6 0.198 5.032 32 0.0098 0.249 7 0.176 4.481 33 0.0087 0.221 8 0.157 3.988 34 0.0077 0.196 9 0.140 3.551 35 0.0069 0.175 10 0.125 3.175 36 0.0061 0.155 11 0.111 2.827 37 0.0054 0.137 12 0.099 2.517 38 0.0048 0.122 13 0.088 2.240 14 0.079 1.994 15 0.070 1.775 16 0.063 1.588 17 0.056 1.412 18 0.050 1.257 19 0.044 1.118 20 0.039 0.996 21 0.035 0.886 22 0.031 0.792 23 0.028 0.706 24 0.025 0.627 25 0.022 0.559 11

12 SWG Dia Standard Wire Gauge SWG SWG Dia Dec mm Dec mm 0 0.324 8.230 26 0.0180 0.457 1 0.300 7.620 27 0.0164 0.417 2 0.276 7.010 28 0.0149 0.378 3 0.252 6.401 29 0.0136 0.345 4 0.232 5.893 30 0.0124 0.315 5 0.212 5.385 31 0.0116 0.295 6 0.192 4.877 32 0.0108 0.274 7 0.176 4.470 33 0.0100 0.254 8 0.160 4.064 34 0.0092 0.234 9 0.144 3.658 35 0.0084 0.213 10 0.128 3.251 36 0.0076 0.193 11 0.116 2.946 37 0.0068 0.173 12 0.104 2.642 38 0.0060 0.152 13 0.092 2.337 39 0.0052 0.132 14 0.080 2.032 40 0.0048 0.122 15 0.072 1.829 41 0.0044 0.112 16 0.074 1.880 42 0.0040 0.102 17 0.056 1.422 43 0.0036 0.091 18 0.048 1.219 44 0.0032 0.081 19 0.040 1.016 45 0.0028 0.071 20 0.036 0.914 46 0.0024 0.061 21 0.032 0.813 47 0.0020 0.051 22 0.028 0.711 48 0.0016 0.041 23 0.024 0.610 49 0.0012 0.030 24 0.022 0.559 50 0.0010 0.025 25 0.020 0.508

Temperature Conversion - C to F 13 o C o F o C o F o C o F o C o F -20-4.0 15 59.0 50 122.0 85 185.0-19 -2.2 16 60.8 51 123.8 86 186.8-18 -0.4 17 62.6 52 125.6 87 188.6-17 1.4 18 64.4 53 127.4 88 190.4-16 3.2 19 66.2 54 129.2 89 192.2-15 5.0 20 68.0 55 131.0 90 194.0-14 6.8 21 69.8 56 132.8 91 195.8-13 8.6 22 71.6 57 134.6 92 197.6-12 10.4 23 73.4 58 136.4 93 199.4-11 12.2 24 75.2 59 138.2 94 201.2-10 14.0 25 77.0 60 140.0 95 203.0-9 15.8 26 78.8 61 141.8 96 204.8-8 17.6 27 80.6 62 143.6 97 206.6-7 19.4 28 82.4 63 145.4 98 208.4-6 21.2 29 84.2 64 147.2 99 210.2-5 23.0 30 86.0 65 149.0 100 212.0-4 24.8 31 87.8 66 150.8 101 213.8-3 26.6 32 89.6 67 152.6 102 215.6-2 28.4 33 91.4 68 154.4 103 217.4-1 30.2 34 93.2 69 156.2 104 219.2 0 32.0 35 95.0 70 158.0 105 221.0 1 33.8 36 96.8 71 159.8 106 222.8 2 35.6 37 98.6 72 161.6 107 224.6 3 37.4 38 100.4 73 163.4 108 226.4 4 39.2 39 102.2 74 165.2 109 228.2 5 41.0 40 104.0 75 167.0 110 230.0 6 42.8 41 105.8 76 168.8 111 231.8 7 44.6 42 107.6 77 170.6 112 233.6 8 46.4 43 109.4 78 172.4 113 235.4 9 48.2 44 111.2 79 174.2 114 237.2 10 50.0 45 113.0 80 176.0 115 239.0 11 51.8 46 114.8 81 177.8 116 240.8 12 53.6 47 116.6 82 179.6 117 242.6 13 55.4 48 118.4 83 181.4 118 244.4 14 57.2 49 120.2 84 183.2 119 246.2

13 Temperature Conversion - C to F o C o F o C o F o C o F o C o F 120 248.0 155 311.0 190 374.0 285 545.0 121 249.8 156 312.8 191 375.8 290 554.0 122 251.6 157 314.6 192 377.6 295 563.0 123 253.4 158 316.4 193 379.4 300 572.0 124 255.2 159 318.2 194 381.2 305 581.0 125 257.0 160 320.0 195 383.0 310 590.0 126 258.8 161 321.8 196 384.8 315 599.0 127 260.6 162 323.6 197 386.6 320 608.0 128 262.4 163 325.4 198 388.4 325 617.0 129 264.2 164 327.2 199 390.2 330 626.0 130 266.0 165 329.0 200 392.0 335 635.0 131 267.8 166 330.8 201 393.8 340 644.0 132 269.6 167 332.6 202 395.6 345 653.0 133 271.4 168 334.4 203 397.4 350 662.0 134 273.2 169 336.2 204 399.2 355 671.0 135 275.0 170 338.0 205 401.0 360 680.0 136 276.8 171 339.8 206 402.8 365 689.0 137 278.6 172 341.6 207 404.6 370 698.0 138 280.4 173 343.4 208 406.4 375 707.0 139 282.2 174 345.2 209 408.2 380 716.0 140 284.0 175 347.0 210 410.0 385 725.0 141 285.8 176 348.8 215 419.0 390 734.0 142 287.6 177 350.6 220 428.0 395 743.0 143 289.4 178 352.4 225 437.0 400 752.0 144 291.2 179 354.2 230 446.0 405 761.0 145 293.0 180 356.0 235 455.0 410 770.0 146 294.8 181 357.8 240 464.0 415 779.0 147 296.6 182 359.6 245 473.0 420 788.0 148 298.4 183 361.4 250 482.0 425 797.0 149 300.2 184 363.2 255 491.0 430 806.0 150 302.0 185 365.0 260 500.0 435 815.0 151 303.8 186 366.8 265 509.0 440 824.0 152 305.6 187 368.6 270 518.0 445 833.0 153 307.4 188 370.4 275 527.0 450 842.0 154 309.2 189 372.2 280 536.0 455 851.0

Temperature Conversion - F to C 14 o F o C o F o C o F o C o F o C -4-20.0 31-0.6 66 18.9 101 38.3-3 -19.4 32 0.0 67 19.4 102 38.9-2 -18.9 33 0.6 68 20.0 103 39.4-1 -18.3 34 1.1 69 20.6 104 40.0 0-17.8 35 1.7 70 21.1 105 40.6 1-17.2 36 2.2 71 21.7 106 41.1 2-16.7 37 2.8 72 22.2 107 41.7 3-16.1 38 3.3 73 22.8 108 42.2 4-15.6 39 3.9 74 23.3 109 42.8 5-15.0 40 4.4 75 23.9 110 43.3 6-14.4 41 5.0 76 24.4 111 43.9 7-13.9 42 5.6 77 25.0 112 44.4 8-13.3 43 6.1 78 25.6 113 45.0 9-12.8 44 6.7 79 26.1 114 45.6 10-12.2 45 7.2 80 26.7 115 46.1 11-11.7 46 7.8 81 27.2 116 46.7 12-11.1 47 8.3 82 27.8 117 47.2 13-10.6 48 8.9 83 28.3 118 47.8 14-10.0 49 9.4 84 28.9 119 48.3 15-9.4 50 10.0 85 29.4 120 48.9 16-8.9 51 10.6 86 30.0 121 49.4 17-8.3 52 11.1 87 30.6 122 50.0 18-7.8 53 11.7 88 31.1 123 50.6 19-7.2 54 12.2 89 31.7 124 51.1 20-6.7 55 12.8 90 32.2 125 51.7 21-6.1 56 13.3 91 32.8 126 52.2 22-5.6 57 13.9 92 33.3 127 52.8 23-5.0 58 14.4 93 33.9 128 53.3 24-4.4 59 15.0 94 34.4 129 53.9 25-3.9 60 15.6 95 35.0 130 54.4 26-3.3 61 16.1 96 35.6 131 55.0 27-2.8 62 16.7 97 36.1 132 55.6 28-2.2 63 17.2 98 36.7 133 56.1 29-1.7 64 17.8 99 37.2 134 56.7 30-1.1 65 18.3 100 37.8 135 57.2

14 Temperature Conversion - F to C o F o C o F o C o F o C o F o C 136 57.8 170 76.7 205 96.1 262 127.8 137 58.3 171 77.2 206 96.7 264 128.9 138 58.9 172 77.8 207 97.2 266 130.0 139 59.4 173 78.3 208 97.8 268 131.1 140 60.0 174 78.9 209 98.3 270 132.2 141 60.6 175 79.4 210 98.9 272 133.3 142 61.1 176 80.0 211 99.4 274 134.4 143 61.7 177 80.6 212 100.0 276 135.6 144 62.2 178 81.1 214 101.1 278 136.7 145 62.8 179 81.7 216 102.2 280 137.8 146 63.3 180 82.2 218 103.3 282 138.9 147 63.9 181 82.8 220 104.4 284 140.0 148 64.4 182 83.3 222 105.6 286 141.1 149 65.0 183 83.9 224 106.7 288 142.2 150 65.6 184 84.4 226 107.8 290 143.3 151 66.1 185 85.0 228 108.9 292 144.4 152 66.7 186 85.6 230 110.0 294 145.6 153 67.2 187 86.1 232 111.1 296 146.7 154 67.8 188 86.7 234 112.2 298 147.8 155 68.3 189 87.2 236 113.3 300 148.9 156 68.9 190 87.8 238 114.4 302 150.0 157 69.4 191 88.3 240 115.6 304 151.1 158 70.0 192 88.9 242 116.7 306 152.2 159 70.6 193 89.4 244 117.8 308 153.3 160 71.1 194 90.0 246 118.9 310 154.4 161 71.7 195 90.6 248 120.0 312 155.6 162 72.2 196 91.1 250 121.1 314 156.7 163 72.8 197 91.7 252 122.2 316 157.8 164 73.3 198 92.2 254 123.3 318 158.9 165 73.9 199 92.8 256 124.4 320 160.0 166 74.4 200 93.3 258 125.6 322 161.1 167 75.0 201 93.9 260 126.7 324 162.2 168 75.6 202 94.4 262 127.8 326 163.3 169 76.1 203 95.0 264 128.9 328 164.4 170 76.7 204 95.6 266 130.0 330 165.6

16 Chuck Arbors Jacobs Chuck JT No Large D Small d Length 0 6.350 5.802 11.112 1 9.754 8.469 16.669 2 short 13.940 12.386 19.050 2 14.199 12.386 22.225 33 15.850 14.237 25.400 6 17.170 15.852 25.400 4 20.599 18.951 30.956 5 28.550 26.346 42.069 6 35.890 33.422 47.625 Ref. B10 B12 B16 B18 B22 B24 DIN Taper Large D Small d Length Morse* 10.094 9.400 14.500 1 12.065 11.100 18.500 1 15.733 14.500 24.000 2 17.780 16.100 32.000 2 21.793 19.800 40.500 3 23.825 21.300 50.500 3 (* DIN tapers are the same as Morse tapers) D L d

C4 Lathe Change Wheels - Metric 17 Metric Pitch A B C D 0.40 40 100 60 120 0.45 30 100 60 80 0.50 30 80 120 0.60 30 100 100 0.70 50 100 70 100 0.75 45 80 120 0.80 50 100 80 100 1.00 50 80 100 1.25 50 100 80 1.50 45 100 60 1.75 49 120 56 2.00 50 120 50 C D A B Lead Screw

C4 Lathe Change Wheels - Inch 17 Inch TPI A B C D 8 50 100 127 40 9 50 100 127 45 10 50 100 127 50 11 50 100 127 55 12 50 100 127 60 14 30 120 127 35 16 30 120 127 40 18 30 120 127 45 20 30 120 127 50 24 30 120 127 60 36 30 90 85 C D A B Lead Screw

D Bits 18 Imperial Metric D bit Dia R+ D Bit Dia R+ 1/8 0.064 3 1.52 5/32 0.080 4 2.03 3/16 0.096 5 2.54 7/32 0.112 6 3.05 1/4 0.128 7 3.55 9/32 0.143 8 4.06 5/16 0.159 9 4.57 11/32 0.175 10 5.08 3/8 0.191 11 5.58 13/32 0.207 12 6.09 7/16 0.223 13 6.60 15/32 0.239 1/2 0.255 Front View 5 deg R+ Side View Top View 5 deg R+ = d/2 + 0.001" per 0.1 of dia

Milling Cutter Speeds - RPM 19 Cutter Dia inch mm Mild Steel Brass Light Alloy 1/16 1.5 1800 2500 3500 3/32 2.5 1500 2000 3000 1/8 3 1200 1600 2500 3/16 5 800 1150 1700 1/4 6 650 850 1400 3/8 10 450 650 1200 1/2 12 350 450 900 5/8 16 250 350 800 3/4 20 180 250 700 d d D=d W=d/4 D=d/2 End Mill Slot Mill

Pressure PSI to BAR 20 PSI BAR PSI BAR PSI BAR PSI BAR 1 0.07 36 2.48 71 4.89 106 7.30 2 0.14 37 2.55 72 4.96 107 7.37 3 0.21 38 2.62 73 5.03 108 7.44 4 0.28 39 2.69 74 5.10 109 7.51 5 0.34 40 2.76 75 5.17 110 7.58 6 0.41 41 2.82 76 5.24 111 7.65 7 0.48 42 2.89 77 5.31 112 7.72 8 0.55 43 2.96 78 5.37 113 7.79 9 0.62 44 3.03 79 5.44 114 7.85 10 0.69 45 3.10 80 5.51 115 7.92 11 0.76 46 3.17 81 5.58 116 7.99 12 0.83 47 3.24 82 5.65 117 8.06 13 0.90 48 3.31 83 5.72 118 8.13 14 0.96 49 3.38 84 5.79 119 8.20 15 1.03 50 3.45 85 5.86 120 8.27 16 1.10 51 3.51 86 5.93 121 8.34 17 1.17 52 3.58 87 5.99 122 8.41 18 1.24 53 3.65 88 6.06 123 8.47 19 1.31 54 3.72 89 6.13 124 8.54 20 1.38 55 3.79 90 6.20 125 8.61 21 1.45 56 3.86 91 6.27 126 8.68 22 1.52 57 3.93 92 6.34 127 8.75 23 1.58 58 4.00 93 6.41 128 8.82 24 1.65 59 4.07 94 6.48 129 8.89 25 1.72 60 4.13 95 6.55 130 8.96 26 1.79 61 4.20 96 6.61 131 9.03 27 1.86 62 4.27 97 6.68 132 9.09 28 1.93 63 4.34 98 6.75 133 9.16 29 2.00 64 4.41 99 6.82 134 9.23 30 2.07 65 4.48 100 6.89 135 9.30 31 2.14 66 4.55 101 6.96 136 9.37 32 2.20 67 4.62 102 7.03 137 9.44 33 2.27 68 4.69 103 7.10 138 9.51 34 2.34 69 4.75 104 7.17 139 9.58 35 2.41 70 4.82 105 7.23 140 9.65

20 Pressure PSI to BAR BAR PSI BAR PSI BAR PSI BAR PSI 0.05 0.73 0.40 5.80 0.75 10.88 1.10 15.95 0.06 0.87 0.41 5.95 0.76 11.02 1.20 17.40 0.07 1.02 0.42 6.09 0.77 11.17 1.30 18.86 0.08 1.16 0.43 6.24 0.78 11.31 1.40 20.31 0.09 1.31 0.44 6.38 0.79 11.46 1.50 21.76 0.10 1.45 0.45 6.53 0.80 11.60 1.60 23.21 0.11 1.60 0.46 6.67 0.81 11.75 1.70 24.66 0.12 1.74 0.47 6.82 0.82 11.89 1.80 26.11 0.13 1.89 0.48 6.96 0.83 12.04 1.90 27.56 0.14 2.03 0.49 7.11 0.84 12.18 2.00 29.01 0.15 2.18 0.50 7.25 0.85 12.33 2.10 30.46 0.16 2.32 0.51 7.40 0.86 12.47 2.20 31.91 0.17 2.47 0.52 7.54 0.87 12.62 2.30 33.36 0.18 2.61 0.53 7.69 0.88 12.76 2.40 34.81 0.19 2.76 0.54 7.83 0.89 12.91 2.50 36.26 0.20 2.90 0.55 7.98 0.90 13.05 2.60 37.71 0.21 3.05 0.56 8.12 0.91 13.20 2.70 39.16 0.22 3.19 0.57 8.27 0.92 13.34 2.80 40.61 0.23 3.34 0.58 8.41 0.93 13.49 2.90 42.06 0.24 3.48 0.59 8.56 0.94 13.63 3.00 43.51 0.25 3.63 0.60 8.70 0.95 13.78 3.10 44.96 0.26 3.77 0.61 8.85 0.96 13.92 3.20 46.41 0.27 3.92 0.62 8.99 0.97 14.07 3.30 47.86 0.28 4.06 0.63 9.14 0.98 14.21 3.40 49.31 0.29 4.21 0.64 9.28 0.99 14.36 3.50 50.76 0.30 4.35 0.65 9.43 1.00 14.50 3.60 52.21 0.31 4.50 0.66 9.57 1.01 14.65 3.70 53.66 0.32 4.64 0.67 9.72 1.02 14.79 3.80 55.12 0.33 4.79 0.68 9.86 1.03 14.94 3.90 56.57 0.34 4.93 0.69 10.01 1.04 15.08 4.00 58.02 0.35 5.08 0.70 10.15 1.05 15.23 4.10 59.47 0.36 5.22 0.71 10.30 1.06 15.37 4.20 60.92 0.37 5.37 0.72 10.44 1.07 15.52 4.30 62.37 0.38 5.51 0.73 10.59 1.08 15.66 4.40 63.82 0.39 5.66 0.74 10.73 1.09 15.81 4.50 65.27

Tangents - 0-45 o 21 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0 0.0000 0.0017 0.0035 0.0052 0.0070 0.0087 0.0105 0.0122 0.0140 0.0157 1 0.0175 0.0192 0.0209 0.0227 0.0244 0.0262 0.0279 0.0297 0.0314 0.0332 2 0.0349 0.0367 0.0384 0.0402 0.0419 0.0437 0.0454 0.0472 0.0489 0.0507 3 0.0524 0.0542 0.0559 0.0577 0.0594 0.0612 0.0629 0.0647 0.0664 0.0682 4 0.0699 0.0717 0.0734 0.0752 0.0769 0.0787 0.0805 0.0822 0.0840 0.0857 5 0.0875 0.0892 0.0910 0.0928 0.0945 0.0963 0.0981 0.0998 0.1016 0.1033 6 0.1051 0.1069 0.1086 0.1104 0.1122 0.1139 0.1157 0.1175 0.1192 0.1210 7 0.1228 0.1246 0.1263 0.1281 0.1299 0.1317 0.1334 0.1352 0.1370 0.1388 8 0.1405 0.1423 0.1441 0.1459 0.1477 0.1495 0.1512 0.1530 0.1548 0.1566 9 0.1584 0.1602 0.1620 0.1638 0.1655 0.1673 0.1691 0.1709 0.1727 0.1745 10 0.1763 0.1781 0.1799 0.1817 0.1835 0.1853 0.1871 0.1890 0.1908 0.1926 11 0.1944 0.1962 0.1980 0.1998 0.2016 0.2035 0.2053 0.2071 0.2089 0.2107 12 0.2126 0.2144 0.2162 0.2180 0.2199 0.2217 0.2235 0.2254 0.2272 0.2290 13 0.2309 0.2327 0.2345 0.2364 0.2382 0.2401 0.2419 0.2438 0.2456 0.2475 14 0.2493 0.2512 0.2530 0.2549 0.2568 0.2586 0.2605 0.2623 0.2642 0.2661 15 0.2679 0.2698 0.2717 0.2736 0.2754 0.2773 0.2792 0.2811 0.2830 0.2849 16 0.2867 0.2886 0.2905 0.2924 0.2943 0.2962 0.2981 0.3000 0.3019 0.3038 17 0.3057 0.3076 0.3096 0.3115 0.3134 0.3153 0.3172 0.3191 0.3211 0.3230 18 0.3249 0.3269 0.3288 0.3307 0.3327 0.3346 0.3365 0.3385 0.3404 0.3424 19 0.3443 0.3463 0.3482 0.3502 0.3522 0.3541 0.3561 0.3581 0.3600 0.3620 20 0.3640 0.3659 0.3679 0.3699 0.3719 0.3739 0.3759 0.3779 0.3799 0.3819 21 0.3839 0.3859 0.3879 0.3899 0.3919 0.3939 0.3959 0.3979 0.4000 0.4020 22 0.4040 0.4061 0.4081 0.4101 0.4122 0.4142 0.4163 0.4183 0.4204 0.4224 23 0.4245 0.4265 0.4286 0.4307 0.4327 0.4348 0.4369 0.4390 0.4411 0.4431 24 0.4452 0.4473 0.4494 0.4515 0.4536 0.4557 0.4578 0.4599 0.4621 0.4642 25 0.4663 0.4684 0.4706 0.4727 0.4748 0.4770 0.4791 0.4813 0.4834 0.4856 26 0.4877 0.4899 0.4921 0.4942 0.4964 0.4986 0.5008 0.5029 0.5051 0.5073 27 0.5095 0.5117 0.5139 0.5161 0.5184 0.5206 0.5228 0.5250 0.5272 0.5295 28 0.5317 0.5340 0.5362 0.5384 0.5407 0.5430 0.5452 0.5475 0.5498 0.5520 29 0.5543 0.5566 0.5589 0.5612 0.5635 0.5658 0.5681 0.5704 0.5727 0.5750 30 0.5774 0.5797 0.5820 0.5844 0.5867 0.5890 0.5914 0.5938 0.5961 0.5985 31 0.6009 0.6032 0.6056 0.6080 0.6104 0.6128 0.6152 0.6176 0.6200 0.6224 32 0.6249 0.6273 0.6297 0.6322 0.6346 0.6371 0.6395 0.6420 0.6445 0.6469 33 0.6494 0.6519 0.6544 0.6569 0.6594 0.6619 0.6644 0.6669 0.6694 0.6720 34 0.6745 0.6771 0.6796 0.6822 0.6847 0.6873 0.6899 0.6924 0.6950 0.6976 35 0.7002 0.7028 0.7054 0.7080 0.7107 0.7133 0.7159 0.7186 0.7212 0.7239 36 0.7265 0.7292 0.7319 0.7346 0.7373 0.7400 0.7427 0.7454 0.7481 0.7508 37 0.7536 0.7563 0.7590 0.7618 0.7646 0.7673 0.7701 0.7729 0.7757 0.7785 38 0.7813 0.7841 0.7869 0.7898 0.7926 0.7954 0.7983 0.8012 0.8040 0.8069 39 0.8098 0.8127 0.8156 0.8185 0.8214 0.8243 0.8273 0.8302 0.8332 0.8361 40 0.8391 0.8421 0.8451 0.8481 0.8511 0.8541 0.8571 0.8601 0.8632 0.8662 41 0.8693 0.8724 0.8754 0.8785 0.8816 0.8847 0.8878 0.8910 0.8941 0.8972 42 0.9004 0.9036 0.9067 0.9099 0.9131 0.9163 0.9195 0.9228 0.9260 0.9293 43 0.9325 0.9358 0.9391 0.9424 0.9457 0.9490 0.9523 0.9556 0.9590 0.9623 44 0.9657 0.9691 0.9725 0.9759 0.9793 0.9827 0.9861 0.9896 0.9930 0.9965 45 1.0000