17 1/2 in H1809D V7R N12(444.5 mm)

Design Specifications

Total Inserts79
Gauge Inserts(18) 22mm
Face Inserts(52) 18mm, (9) 22mm
Nozzles3 - 1.50" Fixed Port
Junk Slot Area (sq in)12.35
Gauge Length2 1/2 in
Bit ConnectionN12
Fishing Neck (in)10.7 x 5.0
Shipping Weight (lbs)650

Operating Parameters

Rotary Speed (RPM)10 - 25
Weight-on-Bit6,500 To 10,500 (lbs)
2,954 To 4,772 (daN)
3 To 5 (Tonnes)
Flow Rate (CFM)6000 To 10000
The operating parameters listed here are general parameters, please contact your local Smith Bits representative for precise recommendations for your individual well.