Set of Chrome Molybdenum Impact Sockets 1/2" Standard & Deep Length. Metric socket sizes range from 10 to 19 mm. Manufactured from high quality chrome molybdenum steel. Black oxidised finish with permanent laser etched markings. Molybdenum provides higher tensile strength and reduces the chances of deformation. Plastic blow-molded carrying case for easy transport, simple storage, and quick organization. Package Content: Impact Sockets 1/2" Drive Metric, Standard Length (38mm), 6-Point: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 mm Impact Sockets 1/2" Drive Metric, Deep Length (78mm), 6-Point: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 mm