8 3/4 in H1209D V7RPD R08 NOMINAL(221.868991279602 mm)

Product ID: 51001306

Design Specifications

Total Inserts38
Gauge Inserts(12) 22mm
Face Inserts(20) 19mm
PD Inserts(6) 19mm
Nozzles3 - 1.25" Fixed Port
Junk Slot Area (sq in)5.1
Gauge Length2 5/8 in
Bit ConnectionR08 / IR380
Fishing Neck (in)6.98 x 3.6
Shipping Weight (lbs)130

Operating Parameters

Rotary Speed (RPM)30-55 (Lowest RPM that yields low, smooth torque)
Weight-on-Bit2,000 To 6,000 (lbs)
909 To 2,727 (daN)
1 To 3 (Tonnes)
Flow Rate (CFM)2400 To 5000
The operating parameters listed here are general parameters, please contact your local Smith Bits representative for precise recommendations for your individual well.