Introducing our high-quality and reliable drilling screw (hex flange head self drilling screw)! As a leading factory in the industry, we take pride in manufacturing products that exceed customer expectations. Our drilling screw is designed for effortless and efficient installation, eliminating the need for pre-drilling in various materials. With its hex flange head, it provides exceptional torque and prevents slippage during tightening. Trust in our factory's commitment to excellence, and choose our drilling screw for all your construction and DIY projects.