The Klein 66321 Pin Punch is 4-3/4-Inch long with a 3/32-Inch point diameter. It is made from high-carbon steel for durability with a precision-ground shank. It is also heat-treated for added strength and hardness at the working end and features a corrosion-resistant black finish. Overall Length: 4-3/4-Inch. Point Diameter: 3/32-Inch. Weight: 0.10-Pound.