Klein® nut driver, Insulated, 7/16 in, 10-5/16 in OAL, Imperial, Hollow Shank, 6 in Shank Length, Cushion Grip, Plastic Handle, Orange, Steel, Brown.Individually tested to exceed the IEC 60900 and ASTM F1505 standards, for insulated tools and clearly marked with the official 1000 VAC rating symbol. Two layers of insulation provide protection against electric shock. Thick, exceptionally tough, high dielectric white inner coating is bonded to the tool. A flame retardant, impact resistant, bright orange outer coating. Klein® 646-7/16-INS Insulated Nut Driver, 7/16 in, Hollow Shank, Orange Cushion Grip Handle