The Klein Tools 602-3 Keystone Screwdriver has a 7/32-inch tip and 3-inch round shank. Built to handle tough jobs with ease, the hex bolster reinforces the shank for hard use and allows wrench assisted turning. Klein's exclusive Cushion-Grip™ handle offers greater torque and outstanding comfort. Internal flanges inside the handle provide a solid, twist-resistant blade anchor. The patented Tip-Ident® quickly identifies the type of screwdriver and screwdriver tip orientation. The screwdriver is premium chrome plated for smooth feel and corrosion resistance.