Forgefix TechFast Timber to Steel CSK/Wing Screw No.3 Tip 5.5 x 60mm Box 100 FORTFC5560L

General description Forgefix TechFast Timber to Steel CSK/Wing Screws are specifically designed for joining timber to steel frame structures. These screws feature innovative breakaway wings that create a clearance hole, protecting the thread from engaging with timber during drilling. Once the wings contact the metal surface, they break off, allowing the screw to securely engage with the steel. Equipped with a TORX® compatible insert, these screws ensure efficient power transmission and improved countersinking with recessed ribs. They are also fire and corrosion resistant, making them suitable for various construction applications. Technical specifications Size: 5.5 x 60mm Clamping Thickness: up to 40mm Effective Thread Length: approximately 39mm Pack Size: 100 screws Drill Tip: No.3 for self-drilling heavy gauge steel up to 5mm Drive Type: Torx TX Head Type: Countersunk Finish: Elementech corrosion-resistant coating Compatibility and accessories Compatible with light gauge steel up to