12 1/2 - 16 in SHOS716(317.5 - 406.4 mm)

Product ID: 67027A0001

Design Specifications

Total Cutters168
Cutter Size16mm (5/8 in)
Face Cutters(105) 16mm
Blade Count7
Minimum Pilot Diameter0"
Pilot Conditioning Diameter12 1/2 in
Pilot Bit Diameter Range12.5
Lower Connection4 1/2 IF Pin
Junk Slot Area (sq in)49.076
Upper Connection7 5/8 Reg Box
GaugeLength: 3 1/2 in Protection: Options Available
LengthMake-Up: 53 979/1000 in Overall: 58 7/16 in
Fishing NeckDiameter: 9 1/2 in Length: 21 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)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.



Backreaming cutters are strategically positioned to improve hole quality & ensure trouble free tripping

Diamond enhanced inserts maintain hole integrity and the short gauge length optimizes directional control.

Large junk slot area maximizes the efficiency of cuttings removal for optimum hole cleaning.