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
VIDEO China 7-1/2 Inch Diameter Carbide sealed Bearing Rotary cone Drill Bits Water Well

7-1/2 Inch Diameter Carbide sealed Bearing Rotary cone Drill Bits Water Well

Diameter: 7-1/2'' (190mm)
Bearing Type: Journal Bearing/flat Rubber Sealing Ring
Drilling Cycle Type: Mud Circulation
VIDEO China 11-1/4 Inch Diameter TCI insert roller Drill Bit For Mining Oil Gas Water Well Drilling

11-1/4 Inch Diameter TCI insert roller Drill Bit For Mining Oil Gas Water Well Drilling

Diameter: 11 1/4"
Bearing Type: Rubber Sealed
Drilling Cycle Type: Mud Circulation
VIDEO China Customized 8-1/2 Inch Diameter Rotary Roller Three Cone TCI Insert Drill Bits For Water Well Mining Drilling

Customized 8-1/2 Inch Diameter Rotary Roller Three Cone TCI Insert Drill Bits For Water Well Mining Drilling

Diameter: 8 1/2 Inch
Bearing Type: Rubber Sealed
Drilling Cycle Type: Mud Circulation
VIDEO China 17-1/2 Inch Outer Diameter Tri Cone Water Well Deep Core Drill Bit Roller Cone Mining Drilling Tool

17-1/2 Inch Outer Diameter Tri Cone Water Well Deep Core Drill Bit Roller Cone Mining Drilling Tool

Diameter: 17-1/2 Inch
Bearing Type: Rubber Sealed
Drilling Cycle Type: Mud Circulation
VIDEO China 14-3/4 Inch Outer Diameter IADC 517 Tungsten Carbide Hard Rock Roller Cone Drilling Bit

14-3/4 Inch Outer Diameter IADC 517 Tungsten Carbide Hard Rock Roller Cone Drilling Bit

Diameter: 14-3/4" (374.6mm)
Bearing Type: Rubber Sealed
Drilling Cycle Type: Mud Circulation
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