We know Wholesale buyers and Manufacturers search for dependable fasteners, fast delivery, and consistent quality. As a hex flange head self tapping screw company, I offer a full range of corrosion resistant, heat treated, steel and stainless options with zinc plating. Our screws feature hex flange heads for better torque transfer and built-in washer effect, and are self tapping for rapid assembly in sheet metal and plastics. I can supply from stock or customize batch sizes to meet your project timelines. We provide detailed mechanical data, coating options, and packaging suited to wholesale distribution. For Manufacturers, we guarantee traceability, ISO-compliant processes, and competitive pricing, with short lead times and consistent workmanship. We understand your B2B needs: high volume, reliable supply, and clear documentation. Contact me for samples, certificates, and scalable SKUs—let's streamline your assembly lines and reduce downtime.
As global buyers navigate shifting supply chains, partnerships that fuse service with innovation stand out. Hex flange head self-tapping screws deliver quick assembly, flush mounting, and strong load distribution for enclosures and panels. But today’s buyers want more than parts—they seek customization (thread length and pitch, material, coatings), predictable lead times, and transparent quality checks. In this climate, proactive technical support, rapid prototyping, and reliable QC matter as much as price. From a major manufacturing hub in southern China, a capable supplier can scale production from cold forming and tapping to heat treatment and plating, backed by ISO 9001 quality systems and RoHS compliance. A modern partner offers sample programs, flexible minimums, and digital order tracking, plus packaging options and coordinated logistics. Global buyers gain efficiency, reduced risk, and faster time-to-market when service-and-innovation orientation guides every stage of sourcing and quality assurance.
| Variant | Size (Nominal x Length) | Material | Finish | Head Type | Thread | Pitch (mm) | Tensile Strength (MPa) | Hardness (HRC) | Certifications | Lead Time (days) | Applications |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A1 | M4 × 12 | Carbon steel | Zinc plated | Hex flange | Coarse | 0.70 | 520 | 28–32 | ISO 9001, RoHS | 3 | General machinery; electrical enclosures |
| A2 | M4 × 16 | Stainless steel 304 | Passivated | Hex flange | Coarse | 0.70 | 505 | 22 | ISO 9001, RoHS | 5 | Food-grade equipment; moist environments |
| B1 | M5 × 20 | Carbon steel | Electrogalvanized | Hex flange | Coarse | 0.80 | 520 | 30 | ISO 9001 | 4 | Machinery assemblies; enclosures |
| B2 | M6 × 25 | Carbon steel | Zinc-nickel | Hex flange | Coarse | 1.00 | 700 | 34 | ISO 9001, RoHS | 7 | Structural framing; electrical panels |
| C1 | M8 × 30 | Stainless steel 316 | Passivated | Hex flange | Coarse | 1.00 | 515 | 33 | RoHS | 14 | Outdoor; corrosive environments |
| D1 | M3 × 8 | Carbon steel | Hex flange | Coarse | 0.50 | 520 | 26 | ISO 9001 | 2 | Small electronic enclosures; fixtures | |
| E1 | M10 × 40 | Carbon steel | Black oxide | Hex flange | Coarse | 1.50 | 630 | 38 | ISO 9001 | 10 | Heavy equipment assembly |