12 1/4 - 14 3/4 in SHOi616(311.15 - 374.65 mm)

Product ID: 65227A0101

Design Specifications

Total Cutters42
Cutter Size16mm (5/8 in)
Face Cutters(30) 16mm
Gauge Cutters(12) 16mm
Blade Count6
Minimum Pilot Diameter11 7/8 in
Pilot Conditioning Diameter12 1/4 in
Pilot Bit Diameter Range11.875" - 12.25"
Nozzles6 Standard Series 60N
Lower Connection6 5/8 Reg
Junk Slot Area (sq in)n/a
Upper Connection6 5/8 Reg Box
GaugeLength: 3" Protection:
LengthMake-Up: 50 5/8 in Overall: 55 9/16 in
Fishing NeckDiameter: 8 1/4 in Length: 19 249/250 in

Operating Parameters

Rotary SpeedSuitable for Rotary & PDM
Weight-on-Bit8,000 To 36,000 (lbs)
3,636 To 16,362 (daN)
4 To 16 (Tonnes)
Flow Rate (GPM)700 To 1450
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.

Bit design is available with ONYX fixed cutters for improved thermal stability in harder, more abrasive formations, resulting in greater wear resistance.