Bit Size：12 1/4 inch (311.15mm)
IADC Code: S323
Primary Cutter Size: 15.88mm
Bit Connection: 6-5/8 API REG
Weight On Bit (KN): 30~140
Rotary Speed (RPM): 50~250
Flow Rate (LPS): 40~60
Make-up Torque (KN.m) : 50.3~57.5
Design Features:
1-Medium to medium hard formation drilling
2-Special Back Rake
3-Double row cutter
4-Gauge Design
5-Strengthen Gauge
6-Back-reaming features
