Machine Screw, Tapping Screw, Special Screw manufacturer / supplier in China, offering Alloy Steel Tapered Dowel Pin with Internal Thread for Precision Assembly, Stainless Steel DIN916/ISO4029 Cup Point Hexagon Socket Headless Set Screw, Galvanized Pronged Tee Blind Nut Insert for Furniture/Wood 4-Claw Tee Nut and so on.