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| Specification | Description | Details |
|---|---|---|
| Type | Truss Head Self-Tapping Screw | Forms own thread in pre-drilled holes without tapping. |
| Head Style | Truss (Hollow) Head | Designed to reduce weight and increase torque efficiency. |
| Drive Type | Phillips, Slotted, Hex Socket | Common mechanisms for reliable installation. |
| Material | Carbon Steel, Stainless Steel | Available in 304, 316 for various corrosion resistance needs. |
| Grade | 4.8, 8.8, 10.9 | Mechanical properties suited for different load capacities. |
| Diameter (d) | M2 to M12 | Full range of nominal diameters available. |
| Length (L) | 5mm to 200mm | Customizable lengths for specific application needs. |
| Finish | Zinc Plated, Black Oxide | Corrosion protection and aesthetic surface treatments. |





| Method | Region | Estimated Time | Packaging |
|---|---|---|---|
| Ocean Shipping | North/South America | ~40 Working Days | Boxes, Cartons, or Bags |
| Ocean Shipping | Southeast Asia | 20-30 Working Days | Standard Export Packing |
| Ocean Shipping | Europe / Africa | 30-45 Working Days | Customer Specified |
| Air Transport | Global | 1-3 Business Days | Express Packaging |
We are a leading fastener production and export base. We specialize in producing all kinds of high-strength fasteners with a monthly production capacity of 800 tons. Our primary products include high-quality bolts, nuts, screws, and non-standard fasteners in accordance with GB, DIN, ISO, ANSI, and JIS standards.
Our products are widely applied to architectural steel structures, bridges, oil pipelines, machinery, furniture, vessels, and railways. With ISO9001 certification, we operate every link from raw materials to production with strict quality control.









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