The Versatility of Hex Head Self-Drilling Screws
...
2025-08-15 08:51
831
The Versatility of Hex Head Self-Drilling Screws
5. Precast Elements M20 bolts are used to connect precast concrete elements during assembly, providing quick and effective ways to join large structures without extensive welding or other complex methods.
1. Metal Roofing These screws are ideal for securing metal sheets, as they can penetrate the material easily and create a watertight seal, ensuring long-lasting protection against leaks.