(5 X BAG OF 50) 5.5 x 70mm Tek screws for roofing cladding Fencing Self Drill Tech

Description

Tech FAST Roofing/Cladding Screws Hex Head 5.5 x 70mm with EPDM Washer Premium roofing and cladding screws. These TechFast Hex Head Roofing Screws are designed for fixing cladding and sheet steel to light section steel purlins. 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. If you need an 8mm Tech screw bit adaptor for these fixings, we sell them in our Amazon shop