| Materials | carbon steel or alloy steel |
| Grade | 8.8 or 10.9 |
| Type | Hexagon head and round head tension control bolts |
| Available finish | black oxide, dacromet, HDG, galvanized, phophating,ect |
| Diameter range | M12-M36, 1/2"-1 1/2" |
| Length range | 40-300MM |
| Main carried standard | ASTM A325/A325M, A490/A490M, JSS II09(S10T), JIS B1186, A325TC(F1852),A490TC(F2280),DIN6914, GB/T1228-1231, GB/T3632, AS1252, ect. |
| Brand | HYZ or OEM services |
| Packing | strong carton and wooden pallet or wooden case, metal or plastic barrel+wooden pallet |









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