VIDEO China Factory API 6-1/2" Outer Diameter Water Well Rotary roller cone Tricone Drilling Bits

Factory API 6-1/2" Outer Diameter Water Well Rotary roller cone Tricone Drilling Bits

Diameter: 6 1/2'' (165mm)
Bearing Type: Journal Bearing/Rubber Sealing Ring
Drilling Cycle Type: Mud Circulation
VIDEO China Customized API 6-3/4" Diameter hard Rock Rotary Tricone Drilling Bits for mining water wells

Customized API 6-3/4" Diameter hard Rock Rotary Tricone Drilling Bits for mining water wells

Diameter: 6 3/4'' (171mm)
Bearing Type: Journal Bearing/Rubber Sealing Ring
Drilling Cycle Type: Mud Circulation
VIDEO China Customized 7-7/8" Diameter IADC 537 Rotary Tricone roller Drilling Bits For mining Wells

Customized 7-7/8" Diameter IADC 537 Rotary Tricone roller Drilling Bits For mining Wells

Diameter: 7 7/8'' 200mm
Bearing Type: Journal Bearing/Composite Seal
Drilling Cycle Type: Mud Circulation
VIDEO China Customized 8-1/2" Diameter 537 China Tricone roller cone Drilling Bit For mine Wells

Customized 8-1/2" Diameter 537 China Tricone roller cone Drilling Bit For mine Wells

Diameter: 8 1/2''
Bearing Type: Journal Bearing/Composite Seal
Drilling Cycle Type: Mud Circulation
VIDEO China Customized 9-1/2" Diameter 547GT Carbide insert Tricone roller Drilling Bit For Water Well

Customized 9-1/2" Diameter 547GT Carbide insert Tricone roller Drilling Bit For Water Well

Diameter: 9 1/2''
Bearing Type: Journal Bearing/Composite Seal
Drilling Cycle Type: Mud Circulation
VIDEO China 10-5/8 Inch Diameter 517G Carbide Insert Roller cone Drill Bit For Water Well Bit Manufacturer

10-5/8 Inch Diameter 517G Carbide Insert Roller cone Drill Bit For Water Well Bit Manufacturer

Diameter: 10 5/8''
Bearing Type: Rubber Sealing
Drilling Cycle Type: Mud Circulation
VIDEO China ENG Manufacture 12-1/4 Diameter Single cone Roller drill Bit for Hard Rock IADC 637G

ENG Manufacture 12-1/4 Diameter Single cone Roller drill Bit for Hard Rock IADC 637G

Size: 12 1/4"(190mm)
Bearing: Rubber Sealed Bearing
Lubrication System: Yes
VIDEO China Manufacture Premium 8-1/2 Outer Diameter IADC Single Roller Cone hard rock drill Bit

Manufacture Premium 8-1/2 Outer Diameter IADC Single Roller Cone hard rock drill Bit

Size: 133mm (8 1/2" Roller Bit)
Bearing: Sealed Bearing
Lubrication System: Yes
VIDEO China Customized 10-5/8" Outer Diameter Carbide Roller Cone Rotary Drill Bit For Water Well Bit

Customized 10-5/8" Outer Diameter Carbide Roller Cone Rotary Drill Bit For Water Well Bit

Diameter: 10 5/8''
Bearing Type: Journal Bearing/flat Seal
Drilling Cycle Type: Mud Circulation
VIDEO China 11-5/8 inch Outer Diameter Carbide Insert Rotary Roller Drill Bit For Water Well Coalbed Methane

11-5/8 inch Outer Diameter Carbide Insert Rotary Roller Drill Bit For Water Well Coalbed Methane

Diameter: 11 5/8'' (295mm)
Bearing Type: Journal Bearing/Rubber Sealing Ring
Drilling Cycle Type: Mud Circulation
3 4 5 6 7 8 9 10