TechFast Heavy Duty Sheet to Steel Roofing Screws 5.5 x 40mm Elementech Box 100

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General description Forgefix TechFast Roofing Sheet to Steel Hex Heavy-Duty Screws are specifically designed for joining metal roofing panels to steel frame buildings. These screws are fire-resistant and corrosion-resistant, featuring an Elementech coating that has been salt spray tested for 1000 hours. They are supplied without washers. Technical specifications Size: 5.5 x 40mm Effective Thread Length: 21mm Head Type: 8mm Hex Pack Quantity: 100 Drill Tip: No.5 (self-drilling in heavy gauge steel up to 12.5mm thick) Compatibility and accessories Designed for metal roofing panels and steel frames Supplied without washers Installation Use a compatible drill with a No.5 drill tip for self-drilling in heavy gauge steel Drive the screw into the steel panel and frame to secure roofing sheets Usage Ideal for constructing or repairing metal roofing structures Ensure proper alignment and spacing for secure fastening Other information

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Used for joining metal roofing panels to steel frame buildings No.5 drill tip for self-drilling in heavy gauge steel up to 12.5mm Fire and corrosion resistant, protected by Elementech corrosion resistant coating, salt spray tested to 1000 hours Complies with EU Safety, Health and Environmental requirements No washer, Manufacturer: ForgeFix