This heavy duty automatic center punch can punch, mark, scribe & start drill, nail, or screw holes. It is ideal for machinists & automotive repair professionals. All-steel body with knurled finger grip, & rust-resistant black oxide finish. To operate: Push down on the back of the punch until it clicks then release. Spring tension adjusts for light or heavy strokes & marking. Hardened steel point.
Product Title Overall Size Model # General Tools Automatic Center Punch ~ Heavy Duty 5 - 1/2" x 5/8"GEN-78