Automatic Center Punch, Automatic Yes, Punch Type Center Punch, Tip Type Point, Shank Shape Round, Shank Diameter 5/8 in, Grip Style Knurled, Hole Diameter Not Applicable, Overall Length 6 in, Container Type Box, Material Applications Metal, Plastic, Wood, Includes Striking Cap No, Includes Handguard No, Taper Length 1 in, Adjustable Blow Force Yes, Features Single Hand Operation, Finish Black Oxide, Material Steel W/Carbide Point