These high-quality 5.5 x 25mm Tek Screws are designed for quick and reliable fastening of metal sheeting to timber or light steel structures. Featuring a 2-point self-drilling tip and a washer, they provide a secure fixing for roofing, cladding, and general construction applications. The self-drilling tip eliminates the need for pre-drilling in most applications, while the integrated washer helps create a watertight seal. Suitable for fixing metal roofing and cladding sheets, these screws are ideal for use with timber and light-gauge steel. They are available in a convenient pack of 100 screws, making them perfect for larger projects such as roofing, fencing, sheds, garages, and general construction work.