Over the years in fastener supply, I stand behind our Hexagon Socket Bolt that delivers solid clamping power and clean recessed head for easy drive. Available in metric and inch sizes, Grade 8.8/10.9 steel, stainless options, and with finishes like zinc plated or black oxide, these bolts stand up to vibration and corrosion in tough machines. I offer tight tolerances, smooth threads, and consistent hardness so assembly goes in fast without cross-threading. For OEM and maintenance, our Hexagon Socket Bolt helps keep torque right and your uptime high; no fuss during installation with standard Allen key. We keep things affordable with Cheap bulk pricing and a clear Pricelist so you can compare quickly. Fast lead times, careful packaging, and flexible MOQ for samples or full scale production. If you have specs, I will tailor diameters, pitches, and coatings to fit your design and batch needs.
Hexagon socket bolts are a staple in electronics and industrial machinery. A factory-direct model gives steady supply, tight tolerances, and competitive pricing by removing middlemen. Whether you need prototypes or mass production, scalable capacity and rigorous testing ensure consistent quality and traceability. Global buyers benefit from clear lead times, reliable logistics, and direct access to production teams for design changes and planning. Choosing the right bolt means material, finish, and standard compatibility. Options include stainless steel (304/316) for corrosion resistance, alloy steel for strength, and coatings such as zinc, black oxide, or nickel. International standards (DIN, ISO, ANSI) guide size and class, while customization—thread length, head style, quantity, and packaging—fits exact specs. Direct factory sourcing lowers minimums, shortens lead times, and provides documentation and QA for smooth global procurement.
| Item | Material | Grade | Finish | Head Diameter (mm) | Thread Size | Length (mm) | Tensile Strength (MPa) | Hardness (HRC) | Coating Thickness (µm) | Standard | Temperature Range (°C) | Tolerance (Length) (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Alloy Steel | 12.9 | Zinc Plated | 10 | M6 | 25 | 1220 | 40 | 25 | ISO 4762 | -60 to 250 | ±0.20 |
| 2 | Stainless Steel | A2-70 | Satin Passivation | 12 | M8 | 40 | 700 | 35 | 0 | ISO 4762 | -80 to 260 | ±0.25 |
| 3 | Alloy Steel | 10.9 | Black Oxide | 14 | M10 | 50 | 980 | 36 | 4 | ISO 4762 | -40 to 230 | ±0.30 |
| 4 | Stainless Steel | A4-80 | Passive Black | 16 | M12 | 60 | 1050 | 38 | 0 | ISO 4762 | -60 to 300 | ±0.35 |
| 5 | Alloy Steel | 8.8 | Zinc Plated | 8 | M5 | 20 | 800 | 28 | 18 | ISO 4762 | -50 to 200 | ±0.15 |
| 6 | Stainless Steel | A2-70 | Clear Passivation | 20 | M20 | 75 | 640 | 32 | 0 | ISO 4762 | -60 to 250 | ±0.50 |