Our Hexagon Head Self-Drilling Screws boast high strength and come in standard sizes of DIN7504K. They are available in strength options ranging from 4.8 to 12.9, catering to various industrial and construction needs. As a factory producing high-quality self-drilling screws, we offer competitive wholesale prices that help you save while not compromising on quality. Our products undergo stringent quality checks, ensuring durability, easy installation, and optimum performance. Trust us for all your self-drilling screw requirements and experience unmatched quality, affordability, and professionalism.