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.

cen′ter punch`

a punch for making shallow indentations in metal, esp. to mark points for drilling.

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Noun	1.	center 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
Verb	1.	center punch - make a small hole in something as a guide for a drill pierce, thrust - penetrate or cut through with a sharp instrument

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References in periodicals archive ?

To prevent this, measure and mark where you want the hole and then use a center punch and hammer to create a small dimple.

Drilling in metal

After confirming the marked drill points for the holes to be drilled, mark each with a sharp center punch.

Quick detach sling mounts in hollow synthetic stocks: a simple and reliable method for installing sling mounts, even in a totally closed and sealed hollow synthetic (plastic) rifle and shotgun butt stock with no access to the inside

The bit must be aligned with the center punch location.

Basic gunsmithing skills: DR lling holes accurately: no gunsmithing project will work if you can't drill holes the right size in the right spot. Here Matthews shares a few tips that will help you drill holes right

Advanced projects walk through creating a gravity center punch, lathe puzzle, meat tenderizing hammer, model civil war cannon, and bolt welding jig.

Machining projects

Center punch him, and he'll collapse, out of the fight.

Indoor & electronic: the future of police qualification/training?

Each marked square was nicked with a cold chisel and the center of each square was marked with a center punch.

Holding it all together: making nuts and bolts by hand

If the lock depressors need to be retightened, use a center punch on the center of the depressor's rivets.

Barrel buffer inspection revised

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.

E-z decorative bolt heads

Plan ahead by carrying a center punch, a tool available at most hardware stores.

Hopefully this will never be a concern for us, but I saw something on a news show about what to do if your car should become submerged in water. I don't remember what was suggested and wonder if you know of a solution for this potential hazard. Thanks for your help

A center punch that has been inadvertently used on hardened steel will have its tip flattened, making it difficult to precisely locate the center point next time it is used.

Tool tuning

Unlike regular drills, they're not as prone to "walk" out of your center punch mark.

9MM 1911 range toy: in Part 1 (9/10 issue), Coffield changed the grips, installed a new trigger and fitted a new barrel. This time, he tweaks the pistol a bit and works up some good handloads

On your poker use a center punch to mark all four sides of the shaft a couple of inches below the bulb handle.