Color-Plated Zinc Self-Drilling Hex Screw for Steel Tiles, National Standard Swallowtail Design

This innovative screw is designed for easy and efficient installation in steel tile applications, featuring a self-drilling capability that eliminates the need for pre-drilling. The hexagonal head ensures a strong grip for secure fastening, while the color-plated zinc finish offers exceptional corrosion resistance and a stylish appearance. Engineered with a national standard swallowtail design, these screws provide enhanced stability and durability, making them ideal for construction and renovation projects that require reliable performance in challenging environments. Surface treatment: Color zinc Material Grade: Carbon Steel Product Grade: 4.8 Standard No.: GB/T 15856 Nail Type: Screws Manufacture country: China Instructions included: No