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9-7/8” IADC 211

  • Type: S1
  • Diameter: 9-7/8”
  • Bearing type:
    roller bearing non-sealed
  • Cutting structure:
    medium milled teeth
  • Legback protection:
    schirttail hardfacing
  • Thread size and type:
    pin 6-5/8 Reg

Roller cone bits with cutting structure based on milled teeth coated with wear- resistant hard facing, adapted to the drilled formations in all applications. In our solutions, we use sealed and unsealed bearings depending on the client’s preferences. Superb ROP is ensured by the effective rinsing of cutting structure and bottom of hole. The diameters available range from 2-3/ 8 ”(60.5mm) to 42” (1066.8mm).

Drilling costs optimization thanks to the possibility of full intervals drilling.
Flexible use of drill bits for various drilling equipment.
Effective cleaning of the bottom of the hole by using optimal flushing system
Perfect quality/price ratio.