Coal Drill Bit
Specifications
Apply to coal and mine drillingGood quality and low price
ISO9001
Coal Drill Bit
Applications:
Apply to the ancher-network support hole drilling in coal mine, hydraulic project,etc.
Characteristics:
1. High wear resistance and impact-resistanct toughness;
2 to repeat repair &greaning are not necessary; long drill life;
3 high efficiency could be promoted sharply in penetration of high-medium hard rock formation;
4 labour intensity could be reduced.
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