I stock the {truss head screw #8}, a versatile fastener for trusses, lighting rigs, and cabinetry where a low-profile, rounded head matters. Made from high-strength steel with corrosion-resistant plating, it resists bending and wear in demanding environments. I offer {ODM} options and direct {Factory} production to match your exact length, thread length, drive type, coating, and packaging. Whether you need bulk supply, private labeling, or tested prototypes, I can align the product with your spec sheets and quality standards. My QA process includes dimensional checks, torque verification, and coating adhesion tests to ensure every batch meets your project tolerances. Fast lead times and scalable MOQ make it suitable for builders, manufacturers, and installers. Partner with me for reliable supply, consistent performance, and a straightforward ordering flow, backed by a dedicated team that understands B2B purchasing and the needs of a real factory operation.
Truss head screws #8: More Than a Supplier - A Partner From Concept to Delivery. For global buyers, the difference between a part and a partner is collaboration, not cost alone. From concept and material selection to process optimization and delivery, a true partner aligns engineering intent with practical manufacturing. Choose a supplier that feeds design feedback into production, enforces strict quality controls, and scales with demand, so timelines stay predictable across markets. Prototyping, BOM standardization, and risk management keep NPIs on track and shipments on schedule. Truss head screws #8 require consistent head geometry, reliable drive compatibility, and durable finishes. A capable supplier offers multiple materials, coatings, and packaging options to reduce handling costs. With ISO-certified quality systems, traceable lots, and global logistics, you gain real-time visibility and dependable delivery. Value-added services like kitting, on-site QC audits, and packaging customization turn procurement into a strategic advantage, not just a transaction.
| Parameter | Specification | Value | Unit | Notes |
|---|---|---|---|---|
| Physical Dimensions | ||||
| Screw major diameter | Major diameter | 4.2 | mm | Estimated for #8 size |
| Head diameter | Truss head diameter | 9.5 | mm | Typical range 9.0–10.0 mm |
| Head height | Head thickness | 2.0 | mm | Measured at centerline |
| Shank length | From under-head to end | 25 | mm | Nominal |
| Thread length | Partially threaded length | 16 | mm | Includes under-head thread |
| Material & Finish | ||||
| Material | Alloy carbon steel | AISI 1018 equivalent | N/A | Common structural grade steel |
| Finish | Zinc electroplated | Zinc | N/A | Corrosion protection |
| Hardness | Hardness range | 18–22 | HRC | Typical for standard hardware grades |
| Drive type | Drive pattern | Phillips #2 | N/A | Common production drive |
| Standards & Tolerances | ||||
| Dimensional tolerance | Diameter tolerance | ±0.15 | mm | IT14 class for small fasteners |
| Standards | Compliance | RoHS; REACH | N/A | Electrical safety and environmental compliance |
| Quality standard | Quality system | ISO 9001 | N/A | Process control and traceability |
| Process & Delivery | ||||
| Lead time after order | Estimated production to shipment | 2–3 | weeks | Typical standard cycle |
| Monthly capacity | Production capacity | 500,000 | pcs | Scaled for demand planning |
| Quality checks | Inspection coverage | 100% FAI and inline inspection | N/A | Ensures conformance |
| Delivery reliability | On-time performance | 96 | % | Historical benchmark |
| Returns & defects | Defect rate | 0.2 | % | Average quarterly |