The Eclipse Steelbinder Self-Drilling Metal Roofing Screws provide reliable fastening for metal roofing and siding, featuring a self-drilling tip for quick installation and an EPDM washer for a watertight seal. Built with premium materials, they offer exceptional strength, durability, and corrosion resistance for lasting performance is tough environments The self-drilling tip eliminates the need for pre-drilling, ensuring quick and precise installation. They are built for strength and reliability in demanding environments, commonly used in Metal Roofing and Siding, Steel Framing, and Agricultural Buildings. The self-drilling point penetrates steel thickness up to .210". These pole barn screws are designed to be weather resistant, and can withstand harsh outdoor conditions while maintaining structural integrity. The EPDM bonded washer provides a secure, leak-proof seal to protect against moisture infiltration and weathering.