High-Strength 8.8 Grade Hex Bolts

Our 8.8 grade hex head bolts are engineered for industrial-grade reliability, built to withstand heavy loads, vibration, and harsh working conditions across construction, machinery, and structural applications.

• Made of 8.8 grade high-strength carbon steel, high hardness and stable performance
• Excellent toughness and anti-fatigue property, sturdy and durable for long-term use
• Standard hex head design, easy to install and remove
• Smooth surface, precise thread, not easy to slip
• Support mass orders, competitive bulk price
• Widely used in construction, machinery, auto parts and other industrial fields

As a direct factory supplier, we offer these bolts at competitive wholesale prices, with flexible OEM/ODM customization options for size, coating, and packaging to match your project requirements. Whether you’re a distributor, contractor, or industrial buyer, we ensure strict quality control, fast bulk shipping, and dedicated support for global partners worldwide.