Klein 600-6 5/16-Inch Keystone Screwdriver 6-Inch SQ Shank

Heavy-duty square shank for wrench-assisted turning Bolster reinforces shank for hard use Designed for the most demanding uses Cushion-Grip handle for greater torque and comfort Premium chrome-plated for smooth feel and corrosion resistance Internal flanges inside handle provide solid, twist-resistant blade anchor Special heat-treated shafts Precision-machined tip for exact fit Meets or exceeds applicable ASME / ANSI specifications Tip-Ident quickly identifies the screwdriver type and tip orientation