Thread: Tap thread size
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Old 06-16-19, 06:01 PM
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dsbrantjr
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Originally Posted by CyclingFool95
Does M4.5 have the same pitch as M5? If not, when you try to drill and tap M5 where the M4.5 hole is, you will probably end up with a mess - there's not enough difference that the drill will clean out the M4.5 threads completely. If they are both coarse thread they are both .5mm pitch.
Yep, do the math: https://www.engineersedge.com/hardwa...ead-sizes1.htm
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