On Thu, 16 Feb 2017 00:16:40 +0000 (UTC)
Larry Blanchard wrote:

I made wooden vise screws (1.5" diameter) and nuts for a workbench
15-20 years ago. It was cheaper than buying a metal vise. I've
since replaced the front vise with a metal one, but the 2 end vises
(lined up with the dogholes) are still in use and working fine.

good example

have seen some real nice vices with wooden threads