Need a dependable supply of M3 machine screws for your assembly lines? I’m here to provide quality fasteners at scale. Our M3 machine screws come in standard metrics, with zinc plated, stainless steel, and alloy variants to suit aluminum frames, electronics enclosures, and precision fixtures. I offer consistent thread pitches and head styles (Pan, Phillips, Hex Socket) to match your equipment. If you’re watching costs, I can show you a cheap option without sacrificing strength or corrosion resistance. Check our Pricelist for volume discounts and lead times. I source from certified mills and ensure tight tolerances, batch traceability, and batch-level quality certs. Whether you need 1,000 or 100,000 pieces, I’ll tailor a packaging and delivery plan to fit your lean manufacturing. Reach out today and I’ll quote you quickly and lock in inventory to avoid production delays.
From concept to delivery, M3 machine screws stand out when design and manufacturing align. Global buyers gain from material choices—stainless, carbon steel, or alloy—and coatings such as zinc or passivation to meet corrosion and wear needs. Precise threads and tight tolerances ensure reliable fit in compact assemblies, while prototyping with CNC forming locks in performance early and keeps costs predictable. Rigorous in‑process checks and traceability help maintain quality across batches and regions. Delivery excellence hinges on packaging, labeling, and dependable logistics for international shipments. A capable supplier offers clear lead times, scalable capacity, and proactive communication to minimize stockouts and delays. Documentation such as material certificates, torque guidelines, and compliance attestations builds confidence with engineers worldwide. An end‑to‑end approach—from development to production to shipment—can accelerate adoption, reduce risk, and ensure on‑time supply of M3 screws.
| Dimension | Description | Typical Value | Unit | Notes |
|---|---|---|---|---|
| Diameter (Nominal) | M3 machine screw diameter | 3.0 | mm | ISO metric coarse thread M3 × 0.5 |
| Thread Pitch | Thread pitch for M3 standards | 0.5 | mm | Coarse thread |
| Length Options | Available lengths for stands | 6, 8, 10, 12, 16 | mm | Common lengths for compact mounting |
| Material | Base material grade | Stainless steel | grade | A2-70 (304); A4-70 (316) optional |
| Surface Finish | Coating/Protection | Passivated; Zinc plated | finish | Corrosion resistance options |
| Tensile Strength (UTS) | Ultimate tensile strength | 520-700 | MPa | Stainless steel range |
| Head Type | Head shape for machine screw | Socket head cap screw | type | Flush mounting with hex key |
| Drive Type | Drive configuration | Hex socket | type | 2.0 mm hex key |
| Lead Time (Concept to Delivery) | Typical manufacturing lead time | 7-14 | days | From order to part ready for assembly |
| QA Pass Rate | Quality Assurance pass rate | 98.5 | % | In-process and final QA tests |
| Tolerance | Dimensional tolerance for key dimensions | ±0.05 | mm | Diameter and length tolerance |
| Operating Temperature | Ambient temperature range | -40 to 85 | °C | Stainless steel performance |