... .5, GR.8 3) Surface: zinc plated, nickel plated, High Strength Nuts Features: 1) Standard: DIN, ANSI/ASME, non- ... brass 5) Widely used for many industriesProduct information Description(TC bolt) Torshear type high strength bolts for steel structureMaterialAlloy steel ,carbon ... Box, Bag, PalletQuality AssuranceISO 9001 Our factory Packing Process Quality Management Systerm Certificate of Approval :