Self-Drilling Hex Washer Head Screws
These self-drilling screws are designed to fasten metal sheets and other materials. Their self-drilling tip eliminates pre-drilling, and the hex washer head ensures secure driving.





Technical Specifications
Product Overview
Professional Self-Drilling Solutions
These self-drilling hex washer head screws, also known as Tek screws, are engineered to streamline installation by eliminating the need for pre-drilled holes. Featuring a specialized drill-shaped point and a robust double-thread design, they offer rapid engagement and superior holding power across metal, wood, and plastic substrates. The integrated washer provides a reliable seal and broad bearing surface, ensuring structural integrity and corrosion resistance in demanding construction applications like roofing and siding.
Technical Specifications
- Head Style
- Hex Washer Head
- Thread Configuration
- Double thread
- Material
- Hardened SteelCorrosion-resistant coating
Performance Features
Key Advantages
- Eliminates need for pre-drilling
- Integrated washer for leak prevention
- Large bearing surface prevents over-tightening
- Optimized for quick and secure engagement
- Applications
- RoofingSidingMetal to MetalMetal to Wood



