TechFast Roofing Screw - Timber to Steel - Light Section - Bag (50) - 5.5 x 109mm

• Winged Roofing Screws. Timber to Steel. (For Light Section Purlins).
• Countersunk Head Screw. Timber to Steel Purlins.
• Head: Countersunk Torx compatible, Winged, Self-Drilling Point.
• Finish: New 'Elementech' coating for superior anti-corrosion - salt spray tested to 1000 hours.
• FOC Torx compatible bit in every pack.
• TechFast light section screw will fix timber to steel thickness between 1.5mm to 4mm.
• Self-drilling point enables improved and speedy insertion.
• Wings create a clearance hole in the timber which eliminates the chance of “jacking” when fixing.
• Designed specifically for fixing timber work to steel sections.