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Spherical Stabilizer

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product description

The spherical stabilizer is one of new type tools which is used in horizontal and directional well to prevent hole inclination, improve drilling solution, improve drill tools service life and hole condition, cut off /scrape bore wall . Because of small size, simple structure, it is so applicable for horizontal and directional well .The guide inclined plane covered with polycrystalline compact and cutting edges covered with spherical tungsten carbide stud ,during stabilizer contacts with roughed hole wall , can cut or scraped off raised or irregular well wall, therefore, the spherical stabilizers are widely used in various of drilling operation.

 

Technical specification and parameters

 

Working
OD (in)

Body OD
on both ends (mm)

ID (mm)

Length
(mm)

Thread on both ends(in)

String type 

Near bit type

Top

Down

Top

Down

6 ~6  1/2

121

51

785

3  1/2IF

3  1/2IF

3  1/2IF

3  1/2REG

7~ 7  7/8

159

57

850

4  1/2IF

4  1/2IF

4  1/2IF

4  1/2REG

8 ~8  1/2

165

71

850

4  1/2IF

4  1/2IF

4  1/2IF

4  1/2REG

9 ~9  1/4

197

71

870

4  1/2IF

6  5/8REG

4  1/2IF

4  1/2REG

12~12  1/4

203

76

940

6  5/8REG

6  5/8REG

6  5/8REG

6  5/8REG

 

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