VIDEO China 9 Inch API Outer Diameter IADC TCI Tooth Roller Cone Drill Bit For Mining Hard Rock Drilling

9 Inch API Outer Diameter IADC TCI Tooth Roller Cone Drill Bit For Mining Hard Rock Drilling

Diameter: 9'' (229mm)
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation: Jet Air
VIDEO China 10-5/8" Outer Diameter IADC 425 Tricone Roller Drill Bit For Mining Rock Drilling

10-5/8" Outer Diameter IADC 425 Tricone Roller Drill Bit For Mining Rock Drilling

Diameter: 10 5/8'' (270mm)
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation: Jet Air
VIDEO China 10-5/8 Inch Outer Diameter IADC 515 Carbide insert Sealed Bearing Tricone Drill Bit For Mining

10-5/8 Inch Outer Diameter IADC 515 Carbide insert Sealed Bearing Tricone Drill Bit For Mining

Diameter: 10 5/8'' (270mm)
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation: Jet Air
VIDEO China 10-5/8 Inch Outer Diameter IADC 645 solid Carbide API Roller Cone Drill Bit For Large Mining

10-5/8 Inch Outer Diameter IADC 645 solid Carbide API Roller Cone Drill Bit For Large Mining

Diameter: 10 5/8'' (270mm)
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation: Jet Air
VIDEO China 9-7/8 Inch Diameter IADC 535 TCI Tooth Roller Tricone Mining Drilling Bits Rock Cone Bit

9-7/8 Inch Diameter IADC 535 TCI Tooth Roller Tricone Mining Drilling Bits Rock Cone Bit

Diameter: 9 7/8'' (251mm)
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation: Jet Air
VIDEO China Factory China 17-1/2" Outer Diameter IADC Water Well Rock Rotary Tricone Drilling Bits

Factory China 17-1/2" Outer Diameter IADC Water Well Rock Rotary Tricone Drilling Bits

Diameter: 17 1/2'' (444mm)
Bearing Type: Journal Bearing/rubber Sealing Ring
Drilling Cycle Type: Mud Circulation
VIDEO China 12-1/4" Outer Diameter IADC 545 solid Carbide API Roller Cone Drill Bit For Large Open-Pit Mining

12-1/4" Outer Diameter IADC 545 solid Carbide API Roller Cone Drill Bit For Large Open-Pit Mining

Diameter: 12 1/4'' (311mm)
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation: Jet Air
VIDEO China 12-1/4" Outer Diameter IADC 645 Solid Carbide API Roller Cone Drill Bit For Mining Rock

12-1/4" Outer Diameter IADC 645 Solid Carbide API Roller Cone Drill Bit For Mining Rock

Diameter: 12 1/4'' (311mm)
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation: Jet Air
VIDEO China 12-1/4 Inch Outer Diameter IADC 715 solid Carbide API Mining Rotary Tri-Cone Drill Bit

12-1/4 Inch Outer Diameter IADC 715 solid Carbide API Mining Rotary Tri-Cone Drill Bit

Diameter: 12 1/4'' (311mm)
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation: Jet Air
VIDEO China Customized 12-1/4 Inch Outer Diameter Water Well Rotary Tricone deep core Drilling Bits

Customized 12-1/4 Inch Outer Diameter Water Well Rotary Tricone deep core Drilling Bits

Diameter: 12 1/4'' (311mm)
Bearing Type: Journal Bearing/Rubber Sealing Ring
Drilling Cycle Type: Mud Circulation
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