China Originated Custom Black Drywall Screws 15-75 Model 19-150

China Originated Custom Black Drywall Screws 15-75 Model 19-150. Customized Options: Product shape and specifications can be customized to meet specific requirements. High Strength Material: Carbon steel offers high strength suitable for most situations. Rust Resistance: Galvanized and stainless steel materials provide excellent rust resistance for various environments. Self-Tapping Design: Self-tapping type does not require pre-drilling holes for easy installation. ISO and GS Certified: Products meet ISO and GS certification standards for quality assurance. Multi-Standard Production: Produced according to national, German, American, and Japanese standards. Advanced Equipment: Over 100 sets of advanced production equipment imported from Taiwan. High Annual Output: Annual output capacity reaches nearly 8,000 tons.