- a punch for making shallow indentations in metal work, as to center drill bits.
Origin of center punch
First recorded in 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for center punch
The accuracy of this method depends, of course, upon the location of the center-punch marks.
The other center-punch mark is then set in the same way for boring the second hole.
A center-punch or sharp-pointed punch for making dents in metal.How Two Boys Made Their Own Electrical Apparatus
Thomas M. (Thomas Matthew) St. John