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1 2 inch tci tricone bit
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190.5MM Rubber Seal Oilfield Well Rock Drill Bit 7 1/2 Inch IADC Code 537 Technical Parameters Bit Size 7 1/2"(190.5MM) IADC Code 537 Connection 4 1/2...
2024-12-09 12:23:58
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....m) 16.3~21.7 Operating Parameter Rotary Speed(rpm) 110~40 Weight on Bit(KN/MM) 0.5~1.05 Formation Low compressive strength,medium hard formation ...
2024-12-09 12:24:08
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