Thread: Bottom Bracket Threading Mystery
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Old 03-26-22 | 07:45 AM
  #10  
unterhausen
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Joined: Aug 2008
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From: Happy Valley, Pennsylvania
Originally Posted by Andrew R Stewart
Zullini Machine 2 Jpeg | Powered BB chasing and facing with … | Flickr
Link to a Flicker photo of a lathe like production tool for threading, facing and reaming steel frames. Var, IIRC, had tools with much the same function. Andy
I don't think that "bracket tappen" machine could go all the way through. It has a support on the opposite side.
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