Used api in Hebei, China

14 3/4" (374.6mm) IADC537 API TCI Tricone Rock Roller Bits For Well Drilling

• Manufacturer: Hebei Solidkey petroleum machinery co;ltd

Diameter: 14 3/4"(374.6mm) | Bearing type: Elastomer sealed bearing | Tooth type: TCI(Tungsten Carbide Inserts) | Circulation type: Mud fluid | Thread connection: 7 5/8 reg pin | Rpm(r/min): 120-50 | Wob(kn): 16...