center punch

noun

First recorded in 1875–80

Before drilling use a center punch, making a slight depression as a start for the drill.

Center punch for marking terminals and connectors before drilling.

Three or four good center-punch dents upon the wire over the slot will help to expand it.

A center-punch or sharp-pointed punch for making dents in metal.

With the center punch, mark the exact centers of the tops of the posts and connectors.

April 23, 2024inveterate

[in-vet-er-it ]

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