TechFast Heavy Duty Composite Sheet to Steel Roofing Screws 5.5 x 105mm Box 100
17.99 GBP15.46 GBP14% Off
Heavy‑duty hex screws that lock composite panels to steel sheets with a sharp tip and strong thread, 5.5 mm wide by 105 mm long. Built‑in washer spreads pressure evenly for secure, vibration‑resistant roofing or cladding assemblies.