Backing-out punch

From StructuralWiki
Revision as of 17:53, 31 December 2007 by Ok (talk | contribs) (Reverted edits by AlercOracr (Talk); changed back to last version by 70.111.243.236)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

A hand tool used by erectors for backing out of the rivet-hole that portion of the rivet remaining after cutting off the head. Also called B. and O. Punch.