The China Hexagon Head Bolt Manufacturer offers high-quality Bolt Fasteners designed for demanding applications. These bolts are made from ASTM A193 Grade B7 material, known for its excellent tensile strength and durability. With a diameter of 2-1/2 inches and a length of 290 mm, they are suitable for heavy-duty use. The bolts are galvanized through electric plating, providing a corrosion-resistant finish that ensures longevity and reliability in various environments.