I’m a China-based {Manufacturer} and I’m proud to present the {ROUND HEAD TYPE U HAMMER DRIVE SCREW}. This fastener sits between standard screws and specialized hammer-drive fasteners, delivering rapid, accurate installs in wood and light metal. We use high-strength steel with zinc or black oxide finish for corrosion resistance, so it’s suitable for indoor and outdoor projects. Available in multiple sizes and thread pitches, the round head sits flush as the hammer drives the screw. Designed for quick hand or hammer-driven assembly, it reduces cam-out and striping, saving time on every project. We’re a {China} {Manufacturer} with strict QC, scalable packaging, and fast lead times to meet project demands. If you need custom lengths, coatings, or packaging, I can arrange it. Let’s discuss MOQ, pricing, and delivery—company detail {}
Round head U hammer-drive screws set a new industry standard for fast, precise seating in hammer-driven assemblies. The head geometry minimizes cam-out and surface damage while the balanced shank and hardened tip support quick, tool-friendly insertion on panels, enclosures, and electronics housings. Suitable for automated lines or manual work, they deliver predictable torque and consistent performance. Compared with conventional fasteners, these screws offer tighter tolerances, smoother finishes, and improved corrosion resistance through optimized materials and heat treatment. They accommodate common drivers, reduce rework, and provide repeatable clamping force—crucial in high-speed production, vibration-prone environments, and long-term reliability. Global buyers benefit from scalable production, rigorous quality control, and traceability that support large orders across regions. With flexible packaging, reliable lead times, and competitive pricing without sacrificing quality, these screws suit electronics, automotive, and industrial equipment applications.
| Product Code | Material | Finish | Head Type | Drive Type | Thread | Length (mm) | Diameter (mm) | Tensile Strength (MPa) | Coating | Compliance |
|---|---|---|---|---|---|---|---|---|---|---|
| RHU-304M4x16 | Stainless Steel 304 | Satin | Round Head | Hammer Drive | Coarse | 16 | 4.0 | 520 | - | RoHS Compliant |
| RHU-316M5x25 | Stainless Steel 316 | Bright | Round Head | Hammer Drive | Fine | 25 | 5.0 | 700 | - | RoHS Compliant |
| RHU-304M3.5x12 | Stainless Steel 304 | Zinc-Plated | Round Head | Hammer Drive | Coarse | 12 | 3.5 | 520 | Zinc | RoHS Compliant |
| RHU-410M4x20 | Alloy Steel 410 | Black Oxide | Round Head | Hammer Drive | Coarse | 20 | 4.0 | 900 | Black Oxide | RoHS Compliant |
| RHU-316M6x30 | Stainless Steel 316 | Satin | Round Head | Hammer Drive | Fine | 30 | 6.0 | 800 | - | RoHS Compliant |
| RHU-304M4x50 | Stainless Steel 304 | Passivated | Round Head | Hammer Drive | Coarse | 50 | 4.0 | 520 | Passivation | RoHS Compliant |
| RHU-316M5x40 | Stainless Steel 316 | Bright | Round Head | Hammer Drive | Coarse | 40 | 5.0 | 700 | - | RoHS Compliant |
| RHU-410M4x12 | Alloy Steel 410 | Zinc | Round Head | Hammer Drive | Fine | 12 | 4.0 | 900 | Zinc | RoHS Compliant |