High-Strength Grade 8.8 Carriage Bolts: Round Head, Square Neck, M6-M16 Sizes for Shelf and Bridge Frames

These high-strength carriage bolts are designed for demanding applications, offering superior performance for both shelf and bridge frames. Featuring a round head and square neck, they ensure a secure fit and prevent rotation during installation. Available in sizes ranging from M6 to M16, these bolts are versatile and suitable for various construction and assembly projects. Engineered to meet Grade 8.8 standards, they provide excellent tensile strength and durability, making them ideal for heavy-duty tasks. Performance Level: 8.8 Material: Medium Carbon Steel Surface Treatment: Oxidation black Manufacture country: China Instructions included: No