Main features include:
- Ruko 215040 4.0mm HSS Jobber Drill Bits (Cobalt) for long life steel drilling and stainless steel and hardened metal use
- Also very good on MDF and will work on timbers but not ideal for it
Ruko 215040 4.0mm HSS Jobber Drill Bits (Cobalt) for long life steel drilling and stainless steel and hardened metal use. Also very good on mdf and will work on timbers but not ideal for it.
My question is about the