Set up years ago, MaiJin Metal is a professional manufacturer and also a supplier with strong capabilities in production, design, and R&D. custom screw heads MaiJin Metal is a comprehensive manufacturer and supplier of high-quality products and one-stop service. We will, as always, actively provide prompt services such. For more details about our custom screw heads and other products, just let us know.MaiJin Metal represents the finest in design and craftsmanship.