CNC Machining Parts, Metal Stamping, Casting Parts manufacturer / supplier in China, offering Stainless Steel Column Sleeves Barrel Long Round Cylinder Coupling Nut, DIN935 Hex Square Castle Nut All Metal Reusable Dual Slotted Hexagon Nuts for Truck, Hex Nylon Insert Locking Nut DIN 985 HDG Hot DIP Galvanized Stainless Steel Self Lock Nut and so on.