CNC Machining Parts, Metal Stamping, Casting Parts manufacturer / supplier in China, offering DIN 571 Stainless Steel Hex Head Self Tapping Screw Wood Lag Screws, DIN603 Round Head Square Neck Carriage Bolt Coach Bolt M5-M20 for Furniture, DIN603 M5 M6 M8 High Strength Stainless Steel Zinc Plated Round Head Square Neck Carriage Bolt and so on.