TCI-8½ 537G TCI Tricone Rock Bit 8½"
Tungsten-carbide insert tricone bit with sealed journal bearing for hard abrasive rock.
Size
8½ in (216 mm)
IADC
537G
Connection
4½ API REG
WOB
15–35 kN/in
Hard formationSealed bearing
Tungsten-carbide insert tricone bit with sealed journal bearing for hard abrasive rock.
Medium-hard to hard formations such as limestone and dolomite.
