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TCI Tricone Bit 8 1/2" 8 3/4" 216mm 222mm Roller Cone Drill Bit Mining Drilling Bit Set

PDC Tricone Bits
2025-10-20
178 quan điểm
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#API pdc khoan #5 lưỡi dao khoan pdc #Mũi khoan giếng dầu PDC
^ Bearing polishing process after finish turning, improve bearing performance ^ Dynamic lubrication system ^ Professional & stable heat treatment, High quality control ^ Welding process, more wear... Xem thêm
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TCI Tricone Bit 8 1/2
TCI Tricone Bit 8 1/2" 8 3/4" 216mm 222mm Roller Cone Drill Bit Mining Drilling Bit Set
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