Our factory produces DIN603 carriage bolts with a round head and square neck. These bolts are commonly used in construction and repair projects as they provide a secure fastening solution. Our bolts are made from high-quality materials, ensuring durability, strength, and resistance to corrosion. We have a range of sizes available to meet your specific needs. As a factory, we pride ourselves on delivering top-quality products at competitive prices. We prioritize customer satisfaction and are committed to delivering orders promptly. Our DIN603 carriage bolts are a reliable choice for all your fastening needs.