we can offer  fasteners products such as all kinds of fateners such as Bolts, Nuts, Screws, Studs, Axles, Pins, Washers and Sir- Clips and so on. According to different international standards.

This one details info:
1. Material: Alloy Steel; Stainless steel; SUS304; SUS316; Cuprum;
2. Size: #8~1"(M1.6-0.35~M36-4.0)
3. Standard: WING NUTS DIN315|GB62
4. Grade class: 4.8; 8.8; 10.8; 12.9;
5. Surface Target: Black oxide; Zinc (blue white zinc; Black zinc; Colour zinc; Olive-drab zinc; ); Heat dip zinc; Dacromet; Nickel Plating; Nylok; Phosphorous compound.