We are a China-based Manufacturer delivering reliable m3 screws hex socket for electronics, robotics, and compact machinery. Our mission is to partner with serious buyers by offering consistent quality, competitive lead times, and direct factory pricing. We supply m3 screws hex socket head cap screws in stainless steel, alloy, or coated finishes, with tight thread tolerances and corrosion resistance tailored to your environment. Each batch goes through 100% QC checks and traceable lot numbers to guarantee performance in PCB assemblies, cabinets, and precision equipment. Bulk orders? Yes—MOQ friendly and scalable to your production line. Bespoke options include finishes, plating, drive recess tolerances, and packaging that minimizes rust risk during transit. Based in China, we understand global buyers’ needs and act as a trusted Manufacturer you can rely on for long-term supply.
Precision M3 hex socket screws are tiny components with outsized impact on peak performance in electronics, automotive, and consumer devices. Their reliability hinges on material quality, precise tolerances, and robust heat treatment, which together deliver consistent torque transfer and resistance to vibration. Choosing the right finish—stainless steel for corrosion resistance, alloy steel for load-bearing strength, or protective coatings for aggressive environments—helps maintain fastening performance across thermal cycles and dynamic loads. For global buyers, turning a good screw into a dependable supply means partnering with a manufacturer that provides full traceability, standard conformity (DIN/ISO), RoHS compliance, and rigorous quality control. Look for material certificates, sampling and inspection reports, stable lead times, and flexible packaging options. A supplier who guarantees consistent quality, tight tolerances, and reliable worldwide delivery will safeguard production lines and support peak performance for leading brands across diverse markets.
| Variant | Size | Thread Pitch (mm) | Length (mm) | Material | Finish | Standard | Head Style | Drive Type | Property Class | Tensile Strength (MPa) |
|---|---|---|---|---|---|---|---|---|---|---|
| M3x6 | M3 | 0.50 | 6 | A2-70 Stainless Steel | Passivated | DIN 912 | Socket Head Cap Screw | Hex | A2-70 | 700 |
| M3x8 | M3 | 0.50 | 8 | A2-70 Stainless Steel | Passivated | DIN 912 | Socket Head Cap Screw | Hex | A2-70 | 700 |
| M3x10 | M3 | 0.50 | 10 | A2-70 Stainless Steel | Passivated | DIN 912 | Socket Head Cap Screw | Hex | A2-70 | 700 |
| M3x12 | M3 | 0.50 | 12 | A2-70 Stainless Steel | Passivated | DIN 912 | Socket Head Cap Screw | Hex | A2-70 | 700 |
| M3x16 | M3 | 0.50 | 16 | A2-70 Stainless Steel | Passivated | DIN 912 | Socket Head Cap Screw | Hex | A2-70 | 700 |
| M3x20 | M3 | 0.50 | 20 | A2-70 Stainless Steel | Passivated | DIN 912 | Socket Head Cap Screw | Hex | A2-70 | 700 |