TechFast Light Duty Sheet to Steel Roofing Screws | 5.5 x 45mm | Elementech | Bag 100

• Used for joining metal roofing panels to steel frame buildings
• No.3 drill tip for self-drilling in light gauge steel up to 5mm
• Complete with 16mm EPDM rubber washer
• Fire and corrosion resistant, protected by Elementech corrosion resistant coating, salt spray tested to 1000 hours
• Complies with EU Safety, Health and Environmental requirements

Roofing Screws. Steel to Steel (For Light Section Purlins). Washered Self-Driller. Steel Sheet to Steel Purlin. Head: Hexagon Self-Drilling. Finish: 'Elementech' coating for superior anti-corrosion - salt spray tested to 1000 hours. TechFast screws for light section purlins will fix material to purlins between 1.2mm to 3.6mm. The 16mm rubber washer beneath the aluminium flange expands under pressure and forms a permanent weather-seal. Designed for fixing cladding and sheet metal to light and heavy structural purlins as used when constructing industrial units.