On Sat, Dec 17, 2011 at 4:48 AM, Chuck Harris <cfhar...@erols.com> wrote: > Which works very well, but unlike all of the English > thread combinations, you must keep the lathe's half-nuts > engaged to the lead screw ALWAYS. That means when you reach > the end of the thread, you must stop the lathe, and back > it up to the beginning of the thread to make the next cut.
That method always works. But another might. There will always be some integer number of pitches that get you back exactly without error. But it might be say 5 inches back so there is almost always a way to run only forward you method might be the best. But are people still using these old machines for production work? Chris Albertson Redondo Beach, California _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
