I am a factory-based supplier for M8 Bolt, built to meet your ODM and production needs. I offer robust, corrosion-resistant options in carbon steel or stainless, with metric M8 threads, hex head, or socket cap head, plus heat treatment for higher strength. My ODM services let you customize length, coating, and finish to fit your exact design, while I keep Factory-direct pricing to help your project stay within budget. I pride on quick samples, clear documentation, and traceability through every batch. From small runs to full-scale production, I deliver consistent quality, tight tolerances, and on-time delivery. I understand procurement cycles and design reviews, so I’m ready to adapt to your timelines. If you’re sourcing for automotive, machinery, or construction, I can simplify your supply chain with a reliable M8 Bolt solution. Share your specs; I’ll reply with a tested, ready-to-pack option.
As 2025 reshapes engineering projects worldwide, M8 bolts remain a small but critical backbone for electronic enclosures, machines, and robotics. Global buyers seek consistent strength, precise threading, and reliable supply from a single, trusted source. In a leading electronics and precision fastener cluster in southern China, a high–volume producer combines end-to-end manufacturing with strict quality control, batch traceability, and international certifications, enabling uniform performance across orders and seamless integration into global assemblies. To choose a winning supplier for M8 bolts in 2025, verify material options (carbon steel with zinc or zinc-nickel plating, stainless variants), head styles, and thread tolerances (M8x1.25; grades 8.8/10.9). Demand ISO/DIN conformity, 100% inspection reports, and batch traceability. Clarify lead times, MOQs, packaging, and after‑sales support for your industry. A dependable partner from a major manufacturing hub can deliver scalable production, customization, and just‑in‑time delivery, reducing risk and boosting uptime across global operations.
| Attribute | Specification | Notes |
|---|---|---|
| Nominal Dimension | M8 | Common metric bolt size |
| Thread Pitch | 1.25 mm (Coarse) | Standard for M8 coarse threads |
| Thread Type | Coarse metric thread | ISO standard thread form |
| Head Style | Hexagonal head | Common for assembly with wrenches |
| Material | Carbon steel, Grade 8.8 | High strength bolt used in general machinery |
| Finish/Coating | Zinc plating | Corrosion resistance suitable for general environments |
| Standards | ISO 4014 / ISO 4017 | Hex bolts with full or partial thread per standard |
| Minimum Tensile Strength | 800 MPa | Class 8.8 bolt property |
| Minimum Yield Strength | 640 MPa | Required to prevent permanent deformation under load |
| Surface Roughness (Ra) | ≤ 3.2 μm | Smooth enough for reliable seating and torque application |
| Operating Temperature Range | -40°C to 150°C | Suitable for general mechanical assemblies |
| Typical Applications | Machinery, Automotive, Construction | Versatile fastener choice for diverse systems |
| Quality Certification | ISO 9001:2015 | Indicates a quality management system is in place |