20 - 26 in SHO616(508 - 660.4 mm)

Product ID: 66283A0001 ER 26532

Design Specifications

Total Cutters99
Cutter Size16mm (5/8 in)
Face Cutters(87) 16mm
Gauge Cutters(12) 16mm
Minimum Pilot Diameter26"
Pilot Conditioning Diameter20"
Nozzles12 Standard Series 60N
Lower Connection7 5/8 Reg
Junk Slot Area (sq in)72.35
Upper Connection7 5/8 Reg Box
GaugeLength: 4" Protection: Optioans Available
LengthMake-Up: 70 11/16 in Overall: 75 7/8 in
Fishing NeckDiameter: 9 1/2 in Length: 22 1/16 in

Operating Parameters

Rotary SpeedSuitable for Rotary & PDM
Weight-on-Bit8,000 To 40,000 (lbs)
3,636 To 18,180 (daN)
4 To 18 (Tonnes)
Flow Rate (GPM)800 To 1500
Hydraulic Horsepower (HSI)1 To 6
The operating parameters listed here are general parameters, please contact your local Smith Bits representative for precise recommendations for your individual well.



The PX feature places thermally stable diamond inserts (TSP) on the gauge to maximize gauge retention and extend bit life.

Increased cleaning, cooling, and cuttings evacuation with available hydraulic flows; high flow rates with minimal increase in pump pressure, and reduced risk a bit balling.