Application: Raise Boring Cutter
Materials: Cemented Carbide
Diameter: 152/154/156/159/165/171/178/185/190/203mm
Gauge Buttons: 8*18/10*18
IADC Code: 635
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealedbearng/Open Bearing
IADC Code: 837
Bearing Type: Roller-Ball-Roller- Thrust Button/Sealed Bearing
IADC Code: 412
Bearing Type: Roller-Ball-Roller- Thrust Button/Open Bearing
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