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| Specification | Description | Details |
|---|---|---|
| Type | Truss Head Self-Tapping Screw | A screw with a truss head that can form its own thread in a pre-drilled hole without tapping. |
| Head Style | Truss (Hollow) Head | A hollow head designed to reduce weight and increase torque efficiency. |
| Drive Type | Phillips, Slotted, Hex Socket, etc. | Commonly Phillips for self-tapping screws. |
| Material | Carbon Steel, Stainless Steel | Affects strength, corrosion resistance, and appearance. |
| Grade | 4.8, 8.8, 10.9, etc. | Indicates mechanical properties and load-bearing capacity. |
| Diameter (d) | M2 to M12 | The nominal diameter of the screw thread. |
| Length (L) | 5mm to 200mm | Includes threaded and unthreaded portions. |
| Thread Pitch (P) | Coarse, Fine, Extra-Fine | Distance between threads affecting fastening grip. |
| Finish | Zinc Plated, Black Oxide, etc. | Surface treatment for protection and aesthetics. |





| Method | Region | Estimated Time | Packaging |
|---|---|---|---|
| Ocean shipping | North/South America | About 40 working days | Boxes, cartons or plastic bags |
| Ocean shipping | Southeast Asia | 20-30 working days | Customized available |
| Air transport | Global | 1-3 business days | Standard export packing |
We are located in one of the world's leading fastener production and export bases. Specializing in all kinds of high-strength fasteners, we maintain a monthly production capacity of 800 tons. Our expertise covers architectural steel structures, bridges, oil pipelines, machinery equipment, furniture, and railways.
Our operations follow strict IS09001 standards from raw material processing to final production, ensuring effective quality control with advanced testing equipment.










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