
Wholesale Black Drywall Screw in Stock. High Strength Carbon Steel: Material offers high strength suitable for most situations. Rust-Proof Stainless Option: Stainless steel material provides rust-proof performance for wet environments. Enhanced Grip Thread Design: Thread design enhances grip and prevents loosening during installation. No Pre-Drilling Required: Self-tapping type features its own drill bit for easy installation. ISO and GS Certified: Product meets ISO and GS certification standards for quality assurance. Customized Shape Available: Shape of head can be customized to meet specific requirements. Wide Application Range: Suitable for gypsum board, ceiling, and partition wall installation. Multi-Standard Production: Produced according to national, German, American, and Japanese standards.