From: Snag_one@msn.com   
      
   On 4/21/2025 4:06 PM, Jim Wilkins wrote:   
   > "Snag"  wrote in message news:vu63mc$2qjrd$1@dont-email.me...   
   >   
   >    The problem with that is that I'm not certain what the thread profile   
   > is - probably acme but ... I was just thinking that I can make an   
   > impression of the leadscrew , wax might work or clean the leadscrew well   
   > and apply a release compound and mold one out of JB weld ... and use   
   > that impression to grind a cutter . That piece of plastic is dialed in   
   > on my 4 jaw , and ain't coming out just yet .   
      
     "An old way was to fit a piece of thin sheet metal into the leadscrew   
   grooves. Another was to press sheet lead into the thread or gear teeth."   
      
   ----------------------   
      
      A lead ball and a c-clamp shall solve the question of thread profile   
   . I have angle gauges I can set up in the mill vise to get the proper   
   angle on the cutter using my end mill sharpening grinding disk .   
   --   
   Snag   
   We live in a time where intelligent people   
   are being silenced so that   
   stupid people won't be offended.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)