... of Rc fasteners and Rc parts ProductHex Socket Head Cap Screws (DIN912=ISO4762=ASME B18.3)Hex Socket Flat ... Key) DIN911Materialsteel, stainless steel, carbon steel, free cutting steel, aluminum, brass, copper, alloyFinishPlating, Oxiding, Blasting, Painting, Anodizing, Heat treatment, ... screws we provided can be RoHS compliant.Hex Socket Head Cap Screws (DIN912=ISO4762=ASME B18.3)Material : Alloy = ...