Timco Hex Heavy Self Drill Screws 5.5mm Diameter With 16mm Washer

Timco Hex Heavy Self Drill Screws are high‑performance fasteners designed for rapid, reliable fixing into steel and other heavy‑gauge materials. Their robust hex‑drive head delivers strong torque transfer and secure bit engagement, while the precision self‑drill point provides fast, clean penetration without pre‑drilling—boosting productivity on structural steelwork, cladding, and fabrication tasks. Advanced thread geometry ensures consistent pull‑out strength and a firm mechanical hold, even under heavy load and vibration. The reinforced hex recess minimises cam‑out and maintains stability during high‑speed or awkward‑angle installation. A durable corrosion‑resistant coating ensures long‑lasting performance in harsh outdoor conditions. Trusted by professionals, these screws deliver strength, precision, and efficient steel‑to‑steel fixing on demanding jobs.