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Roller Cone (TCI) - Xtra Standard


Xtra Standard roller cone bits include tungsten carbide insert (TCI) and milled tooth (MT) drill bits which are continually improved for design and new materials technology. The result of this consistent effort is a wide variety of designs and premium bit performance for any application. Each bit is designed using the IDEAS integrated drillbit design platform and includes:

  • Superior journal bearing.
  • Enhanced bearing lubricant.
  • Flexible hydraulics system.
  • Hardfacing.
  • Coarse carbide inserts.
  • Relieved gauge inserts.
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SKU: TCI-084-517X-MF
Seal Type: V-Ramp O-Ring Seals
Bearing Type: Spinodalâ„¢ 2 Bearing w/Silver Plated Components
Weight On Bit: 20000-50000 (lbs)
Inserts and Teeth (Total/ Inner/ Gage): 103/67/36
Rows (Total/ Inner/ Gage): 12/9/3
Bit Connection Type: 4 1/2 Reg
Bit Rotary Speed: 50-220 (RPM)
Bit Size


Ready for pickup in 3 month(s) or less.