60 self-drilling metal screws 6.3 x 25 mm, stainless steel, hexagonal, waterproof, with seal for roof panels, self-drilling for more fastening options (silver)

【Package Contents】60 self-drilling metal screws, size: 6.3 x 25 mm, consisting of self-drilling stainless steel screws and washers: screw heads and washers.

【High-Quality Material】These self-drilling roofing screws are made of robust, high-quality steel and zinc-plated for excellent corrosion protection. The screws and washers have a special coating that does not wear off easily during installation. This ensures high resistance to mechanical damage during installation, UV resistance, and a lasting color that matches the roofing material.

【Easy Installation and Storage】These steel roofing screws are easier to install and avoid the typical problems and breakage of Phillips head screws. You can install and remove them as needed.

【Corrosion-resistant and durable】These galvanized sheet metal screws with washers are robust, durable, and reliable. The self-drilling design prevents water from penetrating through the screw hole, sealing and securing the connection, ensuring a firm bond and protecting against corrosion. The sheet metal screws are flexible and prevent high temperatures from affecting the product, thus extending its service life.

【Wide range of applications】These self-drilling sheet metal screws are suitable for: sheet metal fastenings, gutter fixings, sheet metal roofs, metal structures, etc. Self-drilling sealing washers are used to fasten sheets, profiles, and panels to wooden substrates. These sheet metal roofing screws are extremely resistant to mechanical damage, which is very important during installation. Application: 1. The dimensions of these self-drilling stainless steel screws (4.8 x 19 mm) are particularly suitable for fastening overlapping sheets and sealing joints. 2. The sealing washers for roofing screws are used on the raised edges, i.e., where the sheet metal is bent upwards and does not rest on the substructure. Size: 6.3 x 25 mm, Quantity: 60 pieces. Caution: 1. As these are self-drilling steel screws for wood, they are not suitable for aluminum sheets. 2. Due to manual measurement, there may be a deviation of 1–2 cm. 3. If you have any questions, please contact us; we will be happy to assist you.