galvanized high strength coarse teeth self-tapping screw drywall screw cross countersunk head gypsum board nail bolt cross recess

This zinc-coated high-strength coarse thread self-tapping screw is specially designed for the fastening of wall panels, gypsum boards, and various types of sheet materials. It features a cross-head design that can be level with the board surface after installation, making it both aesthetically pleasing and convenient for subsequent processing. The coarse thread combined with high-strength material ensures rapid penetration and a durable and firm grip. The product offers a basic zinc coating, and can be customized with a variety of surface treatments such as colored zinc and black zinc to meet different environmental and aesthetic requirements. The factory supports comprehensive customization in terms of size, material, and surface treatment to meet the personalized needs of engineering and decoration, making it a reliable choice for ceiling installation, partition walls, and furniture assembly.