High-Strength Blackening Hex Nut GB6170 Grade 8.8 (M2, M3, M4, M5, M6, M8, M10, M12-M30)

This high-strength hex nut offers exceptional durability and reliability for various industrial and construction applications. Crafted to meet GB6170 standards, it features a robust grade 8.8 classification, ensuring superior tensile strength. The blackening finish enhances its resistance to corrosion, making it ideal for both indoor and outdoor use. Available in multiple sizes ranging from M2 to M30, it is versatile and suitable for securing bolts in a wide range of projects. This hex nut is a dependable choice for ensuring secure and long-lasting connections. Material Grade: Carbon Steel Manufacture country: China Instructions included: No