Direct Sales High Quality Hex Head Flange Self drilling Screws are our signature product - designed and manufactured in our state-of-the-art factory with the highest standards of quality. Made from premium materials, these screws offer remarkable resistance to corrosion and weathering, ensuring long-lasting durability and reliability. With their Hex Head Flange design, these screws can be easily tightened or loosened with a wrench, delivering maximum torque and precision. Perfect for use in various construction and DIY projects, these Self drilling Screws are easy to install and can guarantee a secure and strong fixing. Buy directly from our factory and enjoy great quality at affordable prices!