All our screws are used the material of mild steel C-1022 and through professional processes as heading, thread rolling, sharping, heating treatment, surface treatment and salt spray test.
Primary Competitive Advantage
.To serve customer better, we continued increasing quality. .Our strong R&D continued work on antirust ability and special electroplating to meet customer needs.
Testing the possibility of penetrating through the steel plate.
- Drilling Through Tester
- Hardness Test Machine
- Coating Thickness Testing Machine
- Salt Spray Testing