30N2820 - 4" Automatic Center Punch
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These punches have caps for adjusting the force of the blow applied by the punch. All working parts are made from hardened tool steel, and each punch has points that are removable for sharpening or replacement.
The 4" punch is 3/8" in diameter; the 5" punch is 1/2" in diameter. Each has a knurled steel body and cap. The hinge-locating punch has a sprung bevelled sleeve that centers the punch point before it is struck. It is 9/16" in diameter, with a knurled aluminum body and cap.
Made in USA.
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Starrett Automatic Center Punches
These punches have caps for adjusting the force of the blow applied by the punch. All working parts are made from hardened tool steel, and each punch has points that are removable for sharpening or replacement.
The 4" punch is 3/8" in diameter; the 5" punch is 1/2" in diameter. Each has a knurled steel body and cap. The hinge-locating punch has a sprung bevelled sleeve that centers the punch point before it is struck. It is 9/16" in diameter, with a knurled aluminum body and cap.
Made in USA.
