We proudly present our high-quality DIN603 stainless steel and carbon steel carriage bolt and nut. As a factory with years of experience, we guarantee that our products are of the highest quality. Our bolts and nuts are made with precision and care, ensuring that they can handle even the toughest jobs. These bolts are perfect for construction, woodworking, and other DIY projects. Our stainless steel bolts offer corrosion resistance, while our carbon steel options provide an affordable alternative. Trust us for all your bolt and nut needs and experience the difference of quality products made by a trusted factory.