Description:【Size】1/2-inch drive, 17mm 6-point socket, 78mm (3.07-inch) total length.【CR-V Steel】Made of premium chrome vanadium steel with black phosphate finish protecting against rust and corrosion.【Radius Corner Design】Reduces wear and increases the torque on fasteners by placing force on fastener walls rather than fastener corners.【Pin Hole】Individual pinhole base design adds extra security by placing in a locking pin for stability when exerting strong torque motion.【Widely Use】For disassembly and tightening of hexagon head bolts and nuts, especially suitable for requiring large torque and narrow space. The product has no insulation properties and is not suitable for electrical environments.
eBay