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Screw Threads

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Pick the "Screws" item from the menu above to get the GCode to make screws on your mill

DesignationSizePitchExt. ClassExt. Max MajorExt Min MajorExt. Max PitchExt. Min PitchExt Max MinorExt. Min MinorInternal ClassInt. Min MinorInt. Max MinorInt. Min PitchInt. Max PitchInt. Min MajorInt. Max MajorTap Drill
M0.25x0.075 0.25 0.075 6g 0.25 0.235 0.201 0.187 0.16 0.14 6H 0.172 0.208 0.201 0.215 0.255 0.276 0.175
M0.3x0.08 0.3 0.08 6g 0.3 0.284 0.248 0.234 0.204 0.183 6H 0.217 0.254 0.248 0.262 0.306 0.327 0.22
M0.35x0.09 0.35 0.09 6g 0.35 0.333 0.292 0.277 0.242 0.22 6H 0.256 0.297 0.292 0.307 0.356 0.38 0.26
M0.4x0.1 0.4 0.1 6g 0.4 0.382 0.335 0.319 0.28 0.256 6H 0.296 0.34 0.335 0.351 0.407 0.432 0.3
M0.45x0.1 0.45 0.1 6g 0.45 0.432 0.385 0.369 0.33 0.306 6H 0.346 0.39 0.385 0.401 0.457 0.482 0.35
M0.5x0.125 0.5 0.125 6g 0.5 0.479 0.419 0.401 0.35 0.322 6H 0.37 0.422 0.419 0.437 0.509 0.538 0.375
M0.55x0.125 0.55 0.125 6g 0.55 0.529 0.469 0.451 0.4 0.372 6H 0.42 0.472 0.469 0.487 0.559 0.588 0.425
M0.6x0.15 0.6 0.15 6g 0.6 0.576 0.503 0.483 0.42 0.388 6H 0.444 0.504 0.503 0.523 0.611 0.644 0.45
M0.7x0.175 0.7 0.175 6g 0.7 0.673 0.586 0.564 0.49 0.454 6H 0.518 0.586 0.586 0.608 0.713 0.75 0.525
M0.8x0.2 0.8 0.2 6g 0.8 0.77 0.67 0.646 0.56 0.52 6H 0.592 0.668 0.67 0.694 0.814 0.856 0.6
M0.85x0.2 0.85 0.2 6g 0.85 0.82 0.61 0.57 0.65
M0.9x0.225 0.9 0.225 6g 0.9 0.867 0.754 0.728 0.63 0.586 6H 0.666 0.75 0.754 0.78 0.916 0.962 0.675
M1x0.25 1 0.25 6g 0.982 0.915 0.82 0.767 0.711 0.613 6H 0.729 0.809 0.838 0.909 1 1.107 0.75
M1.1x0.25 1.1 0.25 6g 1.082 1.015 0.92 0.867 0.811 0.713 6H 0.829 0.909 0.938 1.009 1.1 1.207 0.85
M1.2x0.25 1.2 0.25 6g 1.182 1.115 1.02 0.967 0.911 0.813 6H 0.929 1.009 1.038 1.109 1.2 1.307 0.95
M1.4x0.3 1.4 0.3 6g 1.383 1.308 1.253 1.193 1.166 1.07 6H 1.183 1.258 1.27 1.35 1.4 1.509 1.1
M1.6x0.3 1.6 0.3 6g 1.582 1.507 1.387 1.342 1.257 1.157 6H 1.275 1.36 1.405 1.465 1.6 1.703 1.3
M1.7x0.35 1.7 0.35 6g 1.681 1.596 1.454 1.391 1.302 1.175 6H 1.321 1.421 1.473 1.558 1.7 1.836 1.35
M1.8x0.35 1.8 0.35 6g 1.781 1.696 1.554 1.491 1.402 1.275 6H 1.421 1.521 1.573 1.658 1.8 1.936 1.45
M2x0.4 2 0.4 6g 1.981 1.886 1.721 1.654 1.548 1.408 6H 1.567 1.679 1.74 1.83 2 2.148 1.6
M2.2x0.45 2.2 0.45 6g 2.18 2.08 1.888 1.817 1.693 1.54 6H 1.713 1.838 1.908 2.003 2.2 2.36 1.75
M2.3x0.45 2.3 0.45 6g 2.28 2.18 1.988 1.917 1.793 1.64 6H 1.813 1.938 2.008 2.103 2.3 2.46 1.85
M2.5x0.45 2.5 0.45 6g 2.48 2.38 2.188 2.117 1.993 1.84 6H 2.013 2.138 2.208 2.303 2.5 2.66 2.05
M2.6x0.45 2.6 0.45 6g 2.58 2.48 2.288 2.217 2.093 1.94 6H 2.113 2.238 2.308 2.393 2.6 2.75 2.15
M3x0.5 3 0.5 6g 2.98 2.874 2.655 2.58 2.439 2.272 6H 2.459 2.599 2.675 2.775 3 3.172 2.5
M33x0.5 33 0.5 6g 32.98 32.84 32.49 32.38 32.166 31.917 6H 32.188 32.378 32.513 32.663 33 33.258 32.25