Self Screws (4.2*25)

Self-Drilling Screw, sized at 4*25 and coated with electrical galvanization for enhanced durability and corrosion resistance. This versatile screw is widely utilized in aluminum, iron, and UPVC fittings, offering reliable fastening solutions for various applications. Whether you're working with metal or plastic materials, our self-drilling screw provides efficient and secure attachment, saving you time and effort. With its precision design and robust construction, you can trust our self-drilling screw to deliver superior performance in a wide range of projects, ensuring long-lasting stability and strength.