Klein Tools 5/16in Keystone Tip Heavy-Duty Round Shank Screwdriver, 6in

Handle resists slippage Built to handle the tough jobs with ease Patented Tip-Ident quickly identifies the screwdriver type and tip orientation Internal flanges inside handle provide solid, twist-resistant blade anchor Heat-treated and tempered shank Cushion-Grip handle for greater torque and comfort Meets or exceeds applicable ASME / ANSI specifications Premium chrome-plated for smooth feel and corrosion resistance Hex bolster reinforces shank for hard use and allows wrench assisted turning Precision-machined tip for exact fit Special heat-treated shafts Handle resists oil, gas, and water