TCI tricone bit
Product item: TCI Tricone drill bit
Sizes: 3 7/8''-32''
IADC code:417,437,517,537, 617, 627,637, 737,837 etc
Bearing type: sealed bearing,open bearing, roller bearing
TCI tricone bit
Product item: TCI Tricone drill bit
Sizes: 3 7/8''-32''
IADC code:417,437,517,537, 617, 627,637, 737,837 etc
Bearing type: sealed bearing,open bearing, roller bearing
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