White Hex Head Self Drilling Metal Roofing Screws, Carbon Steel Zinc Plated with EPDM Washer and Hex Driver Bit, for Iron Panel Steel Plate Aluminum Panel Wood Plastic Sheet

Specification: Item Type: Roofing Screws Material: Carbon Steel Zinc Plated Weight: Approx. 1050.00g / 37.04oz White Hex Head Width: 7.94mm / 5/16in Screw Width: 4.8mm / 0.19inch How to Use: Directly use Package List: 300 x Roofing Screws 1 x Hex Driver Bit

• [Weather Tight Seal] Equipped with 1/2 inch (13.8 mm) epdm rubber washers these screws expand under pressure to create a seal. the washer's suitable diameter ensures a snug fit over the screw hole preventing water leakage and providing excellent protection against the elements. the signal white color blends seamlessly with popular roofing aesthetics.
• [High Strength & Durable] These roofing screws are crafted from high-strength carbon steel with a zinc-plated finish ensuring robust toughness and longevity. designed to securely fasten thin gauge metal plates under 2.4 mm to wooden structures they come with an additional magnetic absorbing driver bit for effortless installation. perfect for a variety of applications including iron panels steel plates aluminum panels and more.
• [Complete Package] Each package includes 300 pieces of roofing screws and 1 hex driver bit offering for your roofing projects. the screws' design ensures easy installation and long-lasting performance making them a reliable choice for both diy enthusiasts and professional contractors. perfect for residential and commercial roofing applications.
• [Self Drilling & Rustproof] Featuring a self-drilling point these screws minimize metal shaving during installation making your work cleaner and more efficient. the galvanized asd coarse thread offers moderate rustproof ability ideal for wood applications. the baking varnish process enhances rust resistance and exterior protection ensuring the 5/16 inch hex head remains durable under high torsion drive.
• [Versatile & Reliable] These screws are primarily used for iron panels steel plates aluminum panels wood plastic sheets and composite boards. however due to their coarse thread and small head they are not recommended for thick metal plates exceeding 2.4 mm or metal-to-metal connections. always maintain the correct holding angle to prevent slipping during installation.