center punch

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center punch

A tool with a sharp point used in metalworking to create an indentation that marks the center of a hole to be drilled and steadies the drill bit when drilling.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

cen′ter punch`

a punch for making shallow indentations in metal, esp. to mark points for drilling.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend: punch - a tool with a conical point that is used to make indentations in metal (especially to mark points for drilling)
punch, puncher - a tool for making holes or indentations punch - make a small hole in something as a guide for a drill
pierce, thrust - penetrate or cut through with a sharp instrument
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The new flagship phone measures in at 162.5x77.6mm, it also features a 6.7-inch curved display and a center punch hole rumored to be the unit's selfie camera.
Remove the channels and before drilling, center punch the hole to keep the drill bit centered.
Along with the punches, we need a center punch. This is used if we have to peen anything to keep it from coming loose.
I removed the breechblock and used a center punch to mark the spot so the drill wouldn't wander when drilling the firing pin hole.
To prevent this, measure and mark where you want the hole and then use a center punch and hammer to create a small dimple.
Additionally, pencil-lead breaks (PLB) of 0.3 mm and hardness 2H were used directly and via a center punch (Fig.
Advanced projects walk through creating a gravity center punch, lathe puzzle, meat tenderizing hammer, model civil war cannon, and bolt welding jig.
Center punch him, and he'll collapse, out of the fight.
Each marked square was nicked with a cold chisel and the center of each square was marked with a center punch. The bar was heated and the holes were punched through in succession.
If the lock depressors need to be retightened, use a center punch on the center of the depressor's rivets.
The six bolts shown in the bottom photograph were made from standard hex-headed, square-headed or carriage bolts using just a chisel and center punch. One just had the six sides chamfered down.

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