The Techfast 5.5 x 65mm Self-Drilling Screws are specifically engineered for securely fixing timber to steel without the need for pre-drilling. Whether you're working on roofing, cladding, or general construction, these screws deliver exceptional holding power and efficient installation, saving time on site and boosting productivity.
Built for performance, the screws feature a sharp self-drilling point that easily penetrates steel, while the high thread profile ensures a tight grip into timber. Finished with a corrosion-resistant coating, they're ideal for both indoor and outdoor use.
Key Features:
 - Designed for fast, reliable fixing of timber to steel 
 
 - Self-drilling tip eliminates the need for pilot holes 
 
 - Strong 5.5mm diameter with 65mm length for deeper fixing 
 
 - Corrosion-resistant finish – suitable for external applications 
 
 - Supplied in a pack of 100 – perfect for trade and site use