Introducing the Self Drilling Roofing Screw With Washer, a high-quality and reliable fastening solution for your roofing needs. This product is designed and manufactured by Handan Audiwell Metal Products Co., Ltd., a leading supplier and factory based in China. The Self Drilling Roofing Screw With Washer is specially engineered for easy and efficient installation, featuring a sharp, self-drilling point for fast penetration and a built-in washer for a secure and weather-tight seal. Made from premium materials, this screw is durable and corrosion-resistant, ensuring long-lasting performance in various roofing applications. Our company is dedicated to providing top-notch products that meet stringent quality standards, and the Self Drilling Roofing Screw With Washer is no exception. Whether you are a contractor, builder, or DIY enthusiast, you can rely on this product to deliver exceptional results and peace of mind. Trust Handan Audiwell Metal Products Co., Ltd. as your go-to manufacturer and supplier for all your roofing fastener needs.