Re: O T Threads?
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South Bend Lathe used cut threads, or as an option, hardened and ground threads(not the leadscrew, only the CF, compound, and tailstock screws were offered hardened and ground)
The 17"/20" CF screws and Compound screws were hardened and ground as standard.
On Mar 25, 2014, at 12:41 PM, john kling <jkling222@...> wrote: