Product Description

Sets of high strength bolts with hexagon Head Material: carbon steel & alloy steel Grade: 8.8, *0.9, *2.9. 3.Size: M**-M*5 4.Standard : ISO********0, GB/T, DIN, etc. 5. Finish:Zinc plated, Dacromet, HDG 6. Whole sales price for big quantity 7. We can manufacture products basing on customers' drawings or samples. Application : sets of high strength bolts with large hexagon head are used in construction machinery, port machinery, wind power and steel structures such as bridge of rail way or highway boiler steel structure, industrial workshop high storied bulding tower mast structure, and other steel structures.