IADC Code: 635
Bit Diameter: 270mm(10 5/8'')
IADC Code: 637
Type: MG635-216KL
IADC Code: 535
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealedbearng/Open Bearing
IADC Code: 837
Pin Connection: 6 5/8''API
IADC Code: 837
Bearing Type: Roller-Ball-Roller- Thrust Button/Sealed Bearing
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