12 1/4 - 17 1/2 in SHO516(311.15 - 444.5 mm)

Product ID: 65315A0001

Design Specifications

Total Cutters81
Cutter Size16mm (5/8 in)
Face Cutters(71) 16mm
Gauge Cutters(10) 16mm
Blade Count5
Minimum Pilot Diameter17 1/2 in
Pilot Conditioning Diameter9 7/8 in
Nozzles10 Standard Series 60N
Lower Connection6 5/8 Reg
Junk Slot Area (sq in)73.736
Upper Connection7 5/8 Reg Box
GaugeLength: 2" Protection:
LengthMake-Up: 55 3/4 in Overall: 60 11/16 in
Fishing NeckDiameter: 9 1/2 in Length: 21 7/16 in

Operating Parameters

Rotary SpeedSuitable for Rotary & PDM
Weight-on-Bit8,000 To 45,000 (lbs)
3,636 To 20,452 (daN)
4 To 20 (Tonnes)
Flow Rate (GPM)700 To 1450
Hydraulic Horsepower (HSI)1 To 5
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.