Dictionary.com
Thesaurus.com

nail set

American  

noun

  1. a short rod of steel used to drive a nail below or flush with a surface.


nail set British  

noun

  1. a punch for driving the head of a nail below or flush with the surrounding surface

"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

Etymology

Origin of nail set

First recorded in 1895–1900