CNC Machined Part, Bolts, Screws manufacturer / supplier in China, offering OEM& Small Orders Welcome, Carbon Steel Metal Stamping Parts, DIN 912/JIS B 1176/GB/T 70.1/ASME/ANSI B 18.3 M24 Steel Blue Zinc Plated Hex Socket Cylinder/Cap Head Screw with Hole/Hex Allen Key Bolt, GB 835 M6 Brass Hand Tighten Knurled Head Screw/Brass Flat Head Thumb Set Screw with Custom Shoulder and so on.