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| Specification | Description | Details |
|---|---|---|
| Type | Truss Head Self-Tapping Screw | A screw with a truss head that forms its own thread. |
| Head Style | Truss (Hollow) Head | Designed to reduce weight and increase torque efficiency. |
| Material | Carbon Steel, Stainless Steel | Affects strength, corrosion resistance, and appearance. |
| Grade | 4.8, 8.8, 10.9, etc. | Indicates mechanical properties and load capacity. |
| Diameter | M2 to M12 | The nominal diameter of the screw thread. |
| Length | 5mm to 200mm | Total length including threaded/unthreaded portions. |
| Finish | Zinc Plated, Black Oxide, etc. | Surface treatment for corrosion protection. |





| Method | Destination | Estimated Time | Options |
|---|---|---|---|
| Ocean shipping | North/South America | About 40 working days | Boxes, Cartons, Bags |
| Ocean shipping | Eastern Europe | 30-40 working days | Customer requirements |
| Ocean shipping | Southeast Asia | 20-30 working days | Standard Export |
| Air transport | Global | 1-3 business days | Express Packaging |
Specializing in producing all kinds of high-strength fasteners, we maintain a monthly production capacity of 800 tons. Our products strictly comply with international standards including GB, DIN, ISO, ANSI, AS, and JIS.
We provide a comprehensive range of construction fasteners: high-quality bolts, nuts, and specialized screws applied in architectural steel structures, bridges, machinery, and furniture. Our quality control system is certified by ISO9001, ensuring excellence from raw materials to final delivery.






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