6 3/4‘’ Tricone Three Roller Cone Bit for Water Well Drill

 Bit Size

6 3/4'' 171.5mm

 IADC Code

 537

Series

HR

Tooth type

TCI/tungsten carbide insert

 Connection

 3 1/2 API REG PIN

Bearing

rubber sealed bearing

 Nozzle

 three jet nozzles

 Rotary Speed(rpm)

 120~50

 Weight on Bit(KN/MM)

0.45~1.0

Application

water well,oil   well,HDD,exploration,etc

Formation

Soft to medium formation with low compressive   strength,such as medium soft shale,medium soft limestone,medium soft   sandstone,etc.