3/16 inch Nut Driver, 3 inch Hollow Shaft, Cushion Grip. Full hollow shafts facilitate work on stacked circuit boards or other long bolt applications. Fits over long bolts and studs. 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 color coded for easy identification. Cushion-Grip handle for greater torque and comfort. Tip-Ident® quickly identifies nut driver and size.