Ensure the secure fixation of your Onduline X20 profile roof sheets with these robust fixing nails, complete with washer caps. Each nail measures 3.35mm x 70mm, ideal for seamless integration and lasting durability. The set includes 20 units, perfect for both residential and commercial projects requiring reliable building materials. Crafted for ease of use and effectiveness, these nails are specifically designed to accommodate the unique requirements of roofing. They are an essential addition to your toolkit for efficient installation and maintenance of your roofing system. Trust in the quality and performance of Onduline for your construction needs.