The Forgefix TechFast Hex Head Roof Screws are designed for efficient and reliable fastening in roofing and cladding applications. These self-drilling screws eliminate the need for pre-drilling, saving time and effort during installation. Featuring a durable hex head for secure driving, they are specifically suited for light section materials. Each screw measures 5.5x25mm, providing ample length for various fastening requirements. This pack contains 100 high-quality multicolor screws, making it suitable for both professional construction projects and home improvement tasks. They offer excellent holding power and weather resistance for long-term outdoor use.