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tricone rock roller bits
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...Bit) RPM Formation 12 1/4inch 311.1mm 537 blue yellow Red 19684~53428lbs 87.5~237.5KN 110~40 Medium formation with high compressive strength ,such ...
2024-12-09 12:24:08
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8 1/2" Roller cone cutter for HDD drilling / drill cone cutter in trenchless construction size 8 1/2 inch IADC 537 Application Used for soft to medium ...
2024-12-09 12:24:08
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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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...Bit) RPM Formation 8 1/2inch 215.9mm 617 blue yellow Red 19684~53428lbs 87.5~237.5KN 150~60 Medium formation with high compressive strength ,such ...
2024-12-09 12:24:08
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