10-23-2013, 05:28 AM
(10-22-2013, 07:25 PM)f350ca Wrote: Is this possibly the first time you've cut 20 tpi on this lathe? The reason I ask, there was one tpi don't remember which that my Taiwanese 14x40 wouldn't cut if I opened the half nuts, same problem your getting. Would cut all the others I tried with no problem.
Greg,
I have cut 1/4-20 and 7/16-20 threads before and that's what's so perplexing. I've never left the half nuts engaged when cutting imperial threads and have had no problems in the past.
Ed