M3-M64 Huimei 4.8 Grade Galvanized Iron External Hex Bolt with Recessed Head

This high-quality iron bolt features an external hexagonal head and a recessed design, providing enhanced stability and ease of installation. It is crafted with a 4.8 grade galvanized finish, ensuring excellent corrosion resistance for durable performance in various environments. Ideal for both construction and mechanical applications, this bolt is available in sizes ranging from M3 to M64, accommodating a wide range of needs and specifications. Head shape: Hexagonal head Standard No.: GB30 Nail Type: Screws Manufacture country: China Instructions included: No