Wenzhou Shengwei Fasteners Co., Ltd. is a professional fastener production and sales enterprise. Through years of research and practice, the company has complete equipment and strong technical strength. It continuously improves production and processing processes, enhances product quality, expands product types, and meets the constantly evolving market demands. Our company specializes in producing cylindrical head hexagon, semi-circular head hexagon, countersunk head hexagon, flat head hexagon, flat head inverted edge hexagon, hexagon self tapping, hexagon wrench, three combination hexagon, stainless steel three combination hexagon, and various non-standard and combination screws.The company adheres to the principle of quality and integrity, and welcomes new and old customers to contact us by letter.

We specialize in producing high-strength internal hexagon screws of grades 4.8, 8.8, 10.9, and 12.9.