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      Name：Reverse Circulation Drill Bit
    Input Date：2025-5-22 8:50:22
    Reverse Circulation Drill Bit

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    • Reverse Circulation Drill Bit
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    Reverse Circulation Drill Bit

     

     

    Drill Bit Bit Dia. (mm) Air Holes No. Gauge Buttons Front Buttons
    HRC
    		 115 2 8*Φ14 8*Φ13
    140 2 8*Φ16 8*Φ14
    165 2 8*Φ18 8*Φ16
    Mic 
    		 133 2 8*Φ16 8*Φ14
    140 2 8*Φ16 8*Φ14
    146 2 8*Φ18 8*Φ14
    PR5 
    		 133 2 8*Φ16 8*Φ14
    140 2 8*Φ16 8*Φ14
    146 2 8*Φ18 8*Φ14
    PR4
    		 115 2 8*Φ16 8*Φ13
    127 2 8*Φ16 8*Φ14
    133 2 8*Φ16 8*Φ14

     
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