CNC Machining Parts, Metal Stamping, Casting Parts manufacturer / supplier in China, offering Product Grade a, Washers with a Hardness From 300 Hv, DIN125-1 Designed for Use with Hexagon Head Bolts and Nuts, China DIN 965 Stainless Steel Cross Recessed Fasteners Countersunk Head Screw ISO 7046, China Fastener OEM DIN1587 Zinc Plated Carbon Steel Hex Head Domed Cap Nut and so on.