Looking for a reliable supplier for DIN603 stainless steel and carbon steel carriage bolts and nuts? Look no further than our factory. Our high-quality products are made from top-grade materials and undergo rigorous quality control checks to ensure they meet international standards. Whether you need carriage bolts and nuts for construction, machinery, or other applications, our factory can provide you with a range of sizes and specifications to suit your needs. Contact us today for a quote and experience the benefits of working with a trusted and experienced manufacturer.