That screw thread diagram isn't quite right either; it doesn't cover Whitworth threads which have an included angle of 55 degrees. The shit you get on this forum if you don't check things out carefully!
@de_Selby started
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That screw thread diagram isn't quite right either; it doesn't cover Whitworth threads which have an included angle of 55 degrees. The shit you get on this forum if you don't check things out carefully!