I’m a dedicated supplier of washer head sems screw, built for demanding OEM applications and high-volume production. We offer consistent threading, hardened cores, and a built-in washer head that ensures even load distribution. Our material options include stainless steel 304/316 and carbon steel with zinc plated, black oxide, or passivated finishes, so you can pick what your product demands. We serve OEMs and other manufacturers, and we are among the top Suppliers for dependable fasteners with traceable lot codes and RoHS compliance. Lead times are tight, MOQ flexible, and packaging tailored to your line, including reel or bulk. Our QC team performs 100% inspection and 3.1B material certs for critical orders. If you need custom lengths, drive types, or finishes, we can quote quickly. I’m ready to help you secure a steady supply of washer head sems screw that keeps your assembly running smoothly.
Washer-head SEMS screws have set the benchmark for dependable fastening in demanding environments. Their low-profile washer head distributes load evenly, while the secure threads resist loosening under vibration. They are widely used in electronics enclosures, appliances, automotive assemblies, and industrial equipment, delivering durable joints with consistent quality across regions. For global buyers, selecting a trusted supplier means prioritizing material options, finishes, and precise geometry. Choose stainless steel or alloy steel, with finishes such as zinc or black oxide, and verify controlled heat treatment for target strength. Look for tight tolerances on thread form, head height, and drive type, plus a rigorous QA program with incoming checks, in-process controls, final torque tests, and full lot traceability. An able manufacturer supports scale without sacrificing quality—on-time delivery, flexible packaging, and complete documentation to meet diverse import rules. With a reliable washer-head SEMS screw supplier, projects stay on schedule, costs stay predictable, and assemblies perform reliably under varied conditions worldwide.
| Type | Head Style | Drive | Material | Finish | Nominal Size | Length (mm) | Thread Pitch (mm) | Tensile Strength MPa | Corrosion/Grade | Typical Applications |
|---|---|---|---|---|---|---|---|---|---|---|
| Washer Head Machine Screw | Washer | Phillips | Stainless Steel A2-304 | Satin | M3 | 6 | 0.50 | 520–750 | A2-304 | Electronic enclosures, appliance assemblies |
| Washer Head Machine Screw | Washer | Torx T20 | Stainless Steel A4-316 | Passivated | M4 | 8 | 0.70 | 520–720 | A4-316 | Marine equipment, outdoor enclosures |
| Washer Head Self-Drilling Screw | Washer | Phillips | Carbon Steel | Zinc-Plated | M4 | 16 | 0.70 | 600–850 | Zn-Plated | Steel framing, electrical cabinets |
| Washer Head Machine Screw | Washer | Hex Socket | Stainless Steel A4-316 | Passivated | M5 | 12 | 0.80 | 520–760 | A4-316 | Industrial machinery, chemical plants |
| Washer Head Machine Screw | Washer | Hex | Stainless Steel A2-304 | Satin | M6 | 16 | 1.00 | 540–710 | A2-304 | Automotive electronics, equipment housings |
| Washer Head Machine Screw | Washer | Phillips | Steel | Zinc-Plated | M4 | 10 | 0.50 | 470–650 | Zinc-Plated Steel | Furniture, home appliances |
| Washer Head Sheet Metal Screw | Washer | Slotted | Carbon Steel | Electrogalvanized | M3 | 10 | 0.50 | 560–700 | Electrogalvanized | Sheet metal assembly |
| Washer Head Machine Screw | Washer | PZ (Pozidriv) | Stainless Steel A2-304 | Bright | M3 | 12 | 0.50 | 510–700 | A2-304 | Electronics, consumer devices |