Grade 8.8 High-Strength Inner Hexagon Screw, GB70 Standard, Cylindrical Head, M4-M6

This high-strength inner hexagon screw is designed to meet the rigorous GB70 standard, offering exceptional reliability and durability for industrial and mechanical applications. Featuring a cylindrical head, it allows for secure and efficient fastening with ease of installation. Available in sizes ranging from M4 to M6, this screw is crafted from Grade 8.8 material, ensuring superior tensile strength and resistance to wear and tear, making it an ideal choice for high-performance projects requiring precision and strength. Surface Treatment: -1 Standard No.: 1 Nail Type: Screws Manufacture country: China Instructions included: No