DIN933/DIN931 HEX BOLTS 1.Commodity Name: DIN931/933 Grade 4.8/8.8/10.9/12.9 Hex Bolt Plain/Black/Zinc plated. 2.Standard: DIN931, DIN933,DIN960, DIN961, DIN 609,ISO4014/4017/8676,Nonstandard bolt(according to your drawing),etc 3.Material: Carbon Steel,Alloy steel,stainless steel and brass 4.Grade: 4.8 6.8.8.8 10.9 12.9etc 5.Surface Finish: Black,Zinc plated,Copper plating,Phosphating,Mechanical galvanized,hot dipped galvanized,daromet etc 6.Size: M6-M100;1/4"-4" 7.Supply Ability: 500MT per month 8.Certificate: ISO9001:2008; 9.Packing: By carbon or gunny bag then on wooden pallet or according to client’s requirement 10.Delivery : 20 days per container for the usual size. What kind of products we can offer? We are the manufacturer of fasteners, so we can offer the goods you need with all size. What about our factory? We are one of the biggest manufacturers in Hebei province Yongnian county which name "the capital of fastener" in China, and our goods have high quality and reasonable price. And if you are the customer with long cooperation relationship with us, we can also give you some discount. And we welcome your visit all the time. If you are interested in our products or have any questions, please don't hesitate to contact us and we really cherish the chance with your cooperation. And hope we will have a good relationship in the near further.