... alloyFinishPlating, Oxiding, Blasting, Painting, Anodizing, Heat treatment, AlodineTolerancehexagon socket screws: +0.0004/-0, +0/-0.0004 inchStandard DIN912, ... custom hexagon socket screws per customers' drawings or samples.Send us prints or samples of hexagon socket screws, info ... can quote you a price immediately.OEM, ODM hexagon socket screws are provided per customers' application. You name ...