Hex bolts with hex nuts 1,Products DetailesMaterial1.Stainless Steel: SS201, SS303, SS304, SS316, SS410, ... .8-M10Surface FinishingZn- Plated,Ni-plated,Passivated,Tin-plated,Sandblast and Anodize,Chromate, Polish,Electro Painting,Black Anodize,Plain,Chrome plated ... warranty.Aftersales servicewe will follow up goods for every customer and help solve problem after sales. 2,Factory overview 3, Warehouse ...