
Chinese Origin Counter Sunk Head Screw for Exporters, Model 15-150. Self-Drilling Capability: Creates its own pilot hole, eliminating pre-drilling and saving time. Countersunk Head Design: Flat conical head allows screw to sit flush with material surface. Customized Options: Product features and specifications are fully customizable. High-Strength Material: Made from high-strength carbon steel with zinc plating for corrosion resistance. Multi-Standard Compliance: Produced according to national, German, American, and Japanese standards. Large Production Capacity: Annual output reaches nearly 8,000 tons with 100+ advanced machines. Free Samples Available: Free samples provided in certain quantities upon advance communication. Fast Response Time: Quotations provided within one working day after inquiry.