1/2 inch Nut driver, 3 inch shaft, cushion-grip. Standard length for most applications. Fits over long bolts and studs. Full hollow shafts facilitate work on stacked circuit boards or other long bolt applications. Internal flanges provide solid, twist-resistant shaft anchor. Premium chrome plated for smooth feel and corrosion resistance. Meets or exceeds applicable ASME / ANSI specifications. Handle end is also color coded for easy identification. Cushion-Grip handle allows for greater torque and comfort. Tip-Ident® quickly identifies nut driver and size.