Hex bolt

hex boltFeatures: (1) Standards: ISO,DIN, ANSI /ASME,GB Bolt/Screw and non-standard products (2) Products: hex bolts, heavy hex bolts/screws, hex cap screws, hex flange screws,Round head bolts, round head square neck bolts, slotted counter sunk bolts, plow boltsEyebolts, socket bolts, tapping screws, machine screws, wood screws, and non-standard products (3) Thread: UNC,UNF,UN (4) Grade: DIN:GR4.8,8.8,10.9,12.9; SAE: GR.2, GR.5, GR.8 ;ASTM:A307;(5) Finish: natural color, zinc, chrome, hot dip galvanized, dacromet (6) Material: carbon steel, alloy steel, stainless steel, non-ferrous materials,. (7) Used in bridges, buildings, machinery, auto, railway ,petrol and other industries