... 1. Hight Quality Fasteners 2. Standard and Non-standard Fasteners 3. Customer First,Service Fi Standard and Non-standard Self Drilling Screw • Material: Carbon ... , JIS, BS, Non-standardSurface :Galvanized (Various of color), dacromet, blackened, phosphatingCertificationISO/TS16949,ISO9001,GJB9001B - 2009Professional:We are specialized in fastener products 25 years ...