Engineered for strength and durability, the 5.5 X 50 PIN TORX BI-METAL STAINLESS STEEL SELF DRILLING SCREW from Kigfast Ltd ensures efficient construction and long-lasting performance. Perfect for high-demand applications, its bi-metal composition offers superior corrosion resistance and optimal drilling efficiency, meeting the rigorous standards that professionals expect. Ideal for various projects, this self-drilling screw saves time and effort, aligning with Kigfast Ltd's commitment to providing top-quality, reliable building materials. Trust in Kigfast Ltd's dedication to excellence with every screw, designed to withstand the toughest conditions while delivering precision and reliability.