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swage block

noun
  1. an iron block containing holes and grooves of various sizes, used for heading bolts and shaping objects not easily worked on an anvil.

Origin of swage block

First recorded in 1835–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for swage block

swage block

noun
  1. an iron block cut with holes, recesses, and grooves to assist in the cold-working of metal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012