I’m a China-based manufacturer, delivering hex socket screw solutions for engineers and buyers in manufacturing and automation. If you’re looking for consistent quality in bulk, I’m your partner. I offer hex socket screws in stainless, alloy, and hardened carbon steel, with zinc plated, black oxide, or passivated finishes. All items meet DIN/ISO standards, with precise thread tolerances and smooth head profiles for reliable torque. I can customize length, thread pitch, and head type to your drawings, and I welcome OEM/ODM requests. For bulk orders, I provide competitive pricing, controlled QC, and rapid lead times—plus packaging tailored to your supply chain. From prototypes to mass production, I’ve got you covered with dependable supply from China. Contact me with your specs, and I’ll reply with a quote and drawing review.
Hex socket screws, often called Allen screws, have become a dependable industry standard and an industry giant for fastening across electronics, machinery, and automotive components. The internal hex drive minimizes tool slip and helps apply torque precisely, while a shallow head profile preserves space in tight assemblies. Combined with corrosion‑resistant materials and tight tolerances, these screws offer reliable performance under vibration and temperature change, supporting long product lifecycles. For global buyers, this means consistent quality, fewer assembly issues, and lower maintenance costs from a single, versatile fastening solution. For procurement, choose partners that emphasize quality control, traceability, and compliance. Look for standardized processes, certifications, and capacity to scale from prototypes to high-volume production. The right supplier can offer finish, length, and pitch variants, clear lead times, robust packaging, and RoHS/REACH conformity. Transparent logistics and responsive samples reduce risk across borders and speed time to market. With a trusted manufacturer, buyers gain predictable quality, global reach, and a secure supply of a universally compatible fastener.
| Part Code | Size (d) | Length (mm) | Grade | Material | Finish | ISO Standard | Tensile Strength (MPa) | Thread | Notes |
|---|---|---|---|---|---|---|---|---|---|
| ISO4762-M6x12-8.8 | M6 | 12 | 8.8 | Alloy Steel | Zinc Plated | ISO 4762 | 800 | Coarse | Standard length for general assembly |
| ISO4762-M6x20-8.8 | M6 | 20 | 8.8 | Alloy Steel | Zinc Plated | ISO 4762 | 800 | Coarse | Stock length for machinery frames |
| ISO4762-M8x20-8.8 | M8 | 20 | 8.8 | Alloy Steel | Zinc Plated | ISO 4762 | 800 | Coarse | Common service screw |
| ISO4762-M8x40-10.9 | M8 | 40 | 10.9 | Alloy Steel | Black Oxide | ISO 4762 | 1040 | Coarse | High-tension fixture |
| ISO4762-M10x25-10.9 | M10 | 25 | 10.9 | Alloy Steel | Zinc Plated | ISO 4762 | 1040 | Coarse | Automotive module |
| ISO4762-M6x16-A2-70 | M6 | 16 | A2-70 | Stainless Steel | Passivated | ISO 4762 | 700 | Coarse | Corrosion-resistant assembly |
| ISO4762-M12x30-A2-70 | M12 | 30 | A2-70 | Stainless Steel | Bright | ISO 4762 | 700 | Coarse | Heavy-duty mounting |