Roofing Screws 6.3 x 22mm Self-Drilling Hex Washer Box of 100

Forgefix TechFast Self-Drilling Stitching Hex Screws are designed to securely join metal roofing sheet panels. They feature a self-drilling tip that enables installation without pre-drilling, suitable for both professional and DIY projects. The screws are fire and corrosion resistant, protected by Elementech coating, and are salt spray tested. They include EPDM washers for sealing and protection, and are compatible with a hex driver for installation. The product is specified for metal roofing sheets up to 2.5 mm thick, with a clamping capacity up to 11 mm, making them suitable for securing roofing panels and metal sheets in construction or renovation work.

Features

• Self-drilling tip enables quick installation
• For metal roofing sheets up to 2.5mm thick
• Size 6.3 x 22mm; 8mm hex head
• 11mm clamping thickness; 16mm EPDM washers included
• Elementech coating provides fire and corrosion resistance; salt spray tested 1000 hours