Self-Drilling Farmer Screw Roofing Wooden Structures 4.5mm EPDM Washer Painted (50, 4.8mm x 55mm)

• Fast & Easy Installation – Self-drilling and self-tapping tip penetrates steel up to 2 mm thick — no pre-drilling required.
• Perfect for Profiled Metal Sheets – Designed for trapezoidal, corrugated, and roof panels mounted on wooden structures.
• 100% Watertight Seal – Equipped with a premium EPDM washer that ensures watertight, UV-resistant, and flexible joints to prevent leaks.
• Superior Corrosion Protection – Features a galvanized coating (≥12 µm) plus a durable powder coating (~50 µm) for long-lasting rust resistance.
• Secure Grip & Handling – SW8 hexagonal head provides excellent torque transfer and stability during fastening.
• Built for Harsh Conditions – Outstanding weather and thermal movement resistance for reliable outdoor performance year-round.

Ensure a secure and watertight installation of profiled metal sheets with these premium self-drilling and self-tapping carbon steel screws. Designed specifically for fixing trapezoidal sheets, corrugated sheets, and roof panels onto wooden supporting structures, these screws deliver exceptional durability and performance in demanding outdoor conditions. Each screw is equipped with an integrated drill point that easily penetrates sheet metal up to 2 mm thick—eliminating the need for pre-drilling and ensuring fast, efficient installation. The SW8 hexagonal head provides excellent grip and stability during fastening. A high-quality EPDM washer ensures complete watertightness, UV resistance, and compensates for thermal movement, protecting the structure from leaks and environmental stress. The screws feature a galvanized coating (minimum 12 µm) combined with an additional powder coating layer (approx. 50 µm), delivering superior corrosion resistance and long-term durability. Key Features: Ideal for fastening profiled and trapezoidal sheets to wood Self-drilling tip for quick, clean installation without pre-drilling (up to 2 mm steel) EPDM sealing washer for watertight and UV-resistant joints SW8 hexagonal head for easy and secure handling Double-layer corrosion protection: galvanized + powder coated High resistance to weathering and thermal movement Applications: Perfect for roofing, cladding, and façade systems using profiled or corrugated metal sheets on wooden substructures