Chrome Molybdenum, drop-forged, 6-point impact socket. Hardened and tempered for strength and with phosphate finish for greater corrosion resistance. Features: Chrome Molybdenum, drop-forged, 6-point impact socket Hardened and tempered for strength and with phosphate finish for greater corrosion resistance Ideal for use with air impact wrenches Lifetime guarantee* Specifications: Guarantee:Life Model Number: CV115