CNC Machining Parts, Metal Stamping, Casting Parts manufacturer / supplier in China, offering Grade 8.8 L DIN933 Carbon Steel Fully Thread Hex D Bolt and Nut with Washer, Custom Stainless Steel Hex Metal Screws Self Drilling Screw Metal Self-Tapping Screws, DIN933 Fasteners Carbon Stainless Steel Black Countersunk Torx Self Tapping Screw and so on.