Built to handle the tough jobs with ease; hex bolster reinforces shank for hard use and allows wrench assisted turning; 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; meets or exceeds applicable ASME/ANSI specifications; precision-machined tip for exact fit; patented "Tip-Ident" quickly identifies the screwdriver type and tip orientation.