e/Knockout punch

Information
has gloss	eng: A knockout punch, also known as a chassis punch or a Q-max, is a hand tool used to punch a hole through sheet metal. It is a very simple tool that consists of a punch, die, and screw. They are three different drive systems: manual, ratchet, and hydraulic drives.
lexicalization	eng: Knock out punch
lexicalization	eng: Knock-out punch
lexicalization	eng: knockout punch
instance of	c/Metalworking hand tools