High Strength Nuts 1) Standard: DIN, ANSI/ASME, non-standard 2) Class: GR.5, GR.8 3) Surface: zinc plated, nickel plated, High Strength Nuts Features: 1) Standard: DIN, ANSI/ASME, non-standard 2) Class: GR.5, GR.8 3) Surface: zinc plated, nickel plated, hot dipped galvanized,black 4) Material: steel, stainless steel, brass 5) Widely used for many industriesProduct information Description(TC bolt) ...