TECHFAST HEX SCREWS 5.5X235MM COMPOSITE TO STEEL 100 HEAVY

TechFast Composite Panels to Steel.
Used for joining composite panels to steel frame buildings.
Specially designed compression control thread to prevent damage and denting of panels.
8mm Hex Head.
No.5 drill tip for self-drilling in heavy gauge steel up to 12.5mm.
Complete with 19mm 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.