Drive Pin Punch Automatic No Punch Type Drive Pin Punch Tip Size 5/16 Tip Type Flat Shank Shape Hexagon Shank Width 1/2 in Grip Style Plain Hole Diameter 5/16 Overall Length 6 Container Type None Material Applications Metal Includes Striking Cap No Measurement Type SAE Includes Handguard No Taper Length 2 1/2 in Tether Ready No