Hex head, self drilling, coarse thread screws for metal.
- Standard 5/16 hex drive. Designed for power driving.
- Self drilling hardened tips for quick and easy starts.
- Coarse, parallel thread for high clamping strength even on thinner metals. 16 tpi.
- Useful for sheetmetal assembly, brackets, steel assemblies up to 3.5 mm thick.
Title:Hex Head, Self Drilling Screws, 12 X 20 (Class 4 galvanised, Pack 100)
Class 4 galvanised