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hard rock roller tricone drill bit

3 Produits trouvés

Pour le granit, le forage à rouleaux tricones de roche dure 8 1/2 "code IADC 537 617 437

8 1/2" IADC Code 537 617 437 Tri-Cone Hard Rock Roller Tricone Drill Bit For Granite Non-sealed Roller Air Bearing Mining Roller Cone Bits This series bits are non-sealed Roller Bearing bits that are cooled and cleaned by air with fast drilling speed and good strength which are used for the ...

537 Code IADC Tricone Roller Rock Bit 6 12 14 5 12 Tricone Forgeur à rouleaux

Non-sealed Roller Air Bearing Mining Roller Cone Bits Tricone Roller Rock Bit 6 12 14 5 12 Tricone Drill Bit This series bits are non-sealed Roller Bearing bits that are cooled and cleaned by air with fast drilling speed and good strength which are used for the development of open-pit coal mines, ...

Forage à rouleaux de roche à trois cônes de 98 mm pour plateforme pétrolière et minerai

Tci Tricone Three Cone Rock Roller Drill Bit For Oil Rig And Mining API oil rig drilling rock bits 60mm,65mm,76mm,93mm,95mm,98mm(3 7/8”),101.6mm,114mm,118mm,120mm,127mm(5”) 130.1mm(5 1/8”),133.3mm(5 1/4”),139.7mm(5 1/2”),142.8mm(5 5/8”),149.2mm(5 7/8”) 152.4mm(6”),155.5mm(6 1/8”),158.7mm(6 1/4”),161...