
Industry Leading Professional Combin Swivel Nuts for Building Construction Panels. Corrosion Resistance: Galvanized surface provides rust and corrosion resistance for ductile iron or carbon steel materials. Secure Connection: Essential fastening device to secure formwork panels and withstand pressure during concrete pouring. Custom Surface Treatment: Surface treatment can be customized to Electric Galvanized or Self Color based on requirements. OEM Service Available: Customer design is available for OEM customization to meet specific project needs. SGS Certified: Products meet strict industry standards and are SGS certified for quality assurance. Versatile Application: Used with water-stop screws and through-wall screws to fix formwork and ensure structural stability.