Tek Screw Steel T3 5.5x70mm - Self-drilling fastener engineered for rapid installation into steel substrates without pre-drilling. Features a hardened T3 point that penetrates metal efficiently, paired with a 5.5mm diameter shaft and 70mm length for versatile structural applications. The steel construction delivers superior holding power and corrosion resistance suitable for roofing, cladding, and metal fabrication projects. Ideal for contractors and fabricators requiring reliable, time-saving fastening solutions.
