The HSS spiral wood drill bits are suitable for machining steel and non-ferrous metals for bore holes of 3–10 mm.
The drill bits can be quite easily replaced with a hex key which included.
Diameter:
3.0mm
3.5mm
4.0mm
4.5mm
5.0mm
5.5mm
6.0mm
6.5mm
8.0mm
10mm
