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All machines require maintenance and service to keep running at peak performance. That’s why your local GREAT dealer is a reliable partner for all your service and maintenance needs.

  • Tricone bit IADC 517 drilling record

    Tricone bit IADC 517 drilling record

    The 121/4 517 Tricone Bit made a record- breaking in Challenging in the surface section with several interbed Bit drills entire 1600-ft section at average speed of 38.1ft/hr

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  • Tricone bit IADC 537 drilling record

    Tricone bit IADC 537 drilling record

    537Tricone Bit Increases Drilling Efficiency in Challenging in quartz sandstone Bit drills entire 541-ft section at average speed of10.36ft/hr

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  • PDC Bits drilling record

    PDC Bits drilling record

    PDC Drill bits GS1604 made by GREAT Drill Bits showed a very good result in rate of penetration (ROP) and footage. Drilling with a bit was stable. The bit drilled the footage by the manufacturer’s guarantied. BHA: Bit 190,5 mm (0,30 m) + Crossover (0,54 m) + D…

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  • PDC Bits drilling record

    PDC Bits drilling record

    8 1/2” GM1316T PDC Bit Dramatically increased ROP30% Saved 27% of Drilling Time in SONGLIAO basin China Drilled the whole buid-up interval at the depth from 2895 to 3498m,at an average ROP of 5.02m/h

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