Klein Tools 600-12 12-Inch Heavy-Duty Square-Shank 1/2-Inch Keystone-Tip Screwdriver Internal flanges inside handle provide solid, twist-resistant blade anchor Premium chrome plated for smooth feel and corrosion resistance Patented tip-ident quickly identifies the type of screwdriver and screwdriver tip orientation Cushion-grip handle allows for greater torque and comfort Overall length: 17-7/16-Inch (443 mm)