Features and Benefits:�Set contains hex bit sockets, ball end hex bit sockets, Torx® bit sockets, external Torx® bit sockets, tamper proof Torx® bit sockets�Bits made of S2 steel for strength and durability�Heat-treated socket base for maximum durability�Hard stamped size markings�Bright, full polish chrome finish easily wipes clean and resists corrosion�Black oxide finish is corrosion resistant on External Torx sockets�For use with manual drive tools only�Includes blow mold case for storage and organization�Meets or exceeds ASME specifications