Welcome to our factory, where we specialize in manufacturing high-quality hex bolts in various strengths (4.8, 6.8, 8.8, 10.9, 12.9) and standard sizes. Our zinc-plated, plain hex flange bolts are designed to meet the requirements of industries worldwide. With UNF, UNC, ANSI, DIN931, DIN933, and DIN6921 certifications, our bolts are not only reliable but also compliant with international standards. As a wholesale supplier, we offer competitive prices without compromising on product quality. Choose us for all your hex bolt needs, and we guarantee satisfaction with our excellent manufacturing and wholesale services.