#How to cut threads?
20-Jun-95 10:52:49
Sb: #176189-#How to cut threads?
Fm: John Hosking 76470,3623
To: James Coulter[Mindscape] 73670,677
Doing a surf rev would work, except threads are helical, not parallel "rings",
and if you wanted to rotate the object, the parallel rings would not be
accurate.