... Socket Set Screws (DIN913-DIN916/ISO4026-4029/JISB1177/ASME B18.3)Hexagon Wrenches(Hexagon Key) ... DIN911Materialsteel, stainless steel, carbon steel, free cutting steel, aluminum, brass, copper, alloyFinishPlating, Oxiding, Blasting, Painting, Anodizing, Heat treatment, AlodineTolerancehexagon socket ... you a price immediately.OEM, ODM hexagon socket screws are provided per customers' application. ...