- Joined
- Jul 13, 2014
- Messages
- 1,051
Is it my imagination, or does the 'Thread Per Inch' chart show the 120 tooth gear to be larger in diameter
than the 127 tooth gear?
Two factors of 127/120 multiplied by 20 tpi gives 22.4 tpi.
OK, I give up, could you please explain the last paragraph?