Mini Rock Drill Bits
Specifications
1)advanced equipment, technology2)excellent quality
3)good Service
mini rock drill bits
RU-41 coal drill bit
1.Work diameter: 41mm
2.Joint: flat type
3.Length: 80mm
Coal drill bit/coal mine drii bit RU - 43
1.Work diameter: 43mm
2.Length: 80mm
3. Joint: flat type
Features:
It is mainly combined with spiral drill shank and works together with coal electric drill machine or portable drill machine.
My company has advanced equipment, technology, excellent quality, good service. We found a full set of CE Quality Certificate and carry out the ISO9001 international Quality System to assure the reliability and stability of our production.
If you need help, please contact with me.
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