• Self-drilling carbon steel screws for sheet metal, size 4.8x19 mm • EPDM washers included for perfect sealing and protection against leaks and corrosion • Gray RAL 7016 coating that enhances corrosion resistance • Hexagonal head for easy installation and increased contact area • M8 socket wrench included for quick and easy screwing • Efficient installation without the need for pre-drilling • Suitable for roofs, drainage systems, reinforcement of metal structures, greenhouse and garage construction • Reliable and effective fastening solution in outdoor and humid environments • Robust and durable material, ideal for DIY and construction projects • The package contains 150 metal roof screws and one hexagonal socket wrench