Forgefix TFHL5557 Techfast Hex Head Roofing Screw Self-Drill Light Section 5.5 X 57Mm Pack 50

These Forgefix TechFast Hex Head Roofing Screws are designed for fixing cladding and sheet steel to light section steel purlins of between 1.2mm and 3.6mm. The screws have a hex head are self-drilling and have a rubber washer which expands under pressure to form a permanent weather seal. They are zinc plated and have an 'Elementech' coating for superior corrosion resistance which has been salt spray tested to 1 000 hours. 8mm Hex headThe TFHL5557 TechFast Hex Head Roofing Screws have the following specifications: Size: 5.5 x 57mm.Pack quantity: 50.PTDFORTFHL5557