Specifications

1. API standard.
2. ISO certificate.
3. Register with Sinopec.
4. Technical service.
5. Professional service for export.

Description

 

 

The Pin Drive Roller Kelly Bushing porvides the following advantages:
Pulling out or feeding off string can be done while rotating;
Because of its intergral construction, it can not fly out and hurt you.
The bushing is easily installed into the master bushing, maintaining good alignment;
The contact between Kelly and roller is rolling contact, so friction is lower, and weight on bit is accurate.

 

Specification

 

Type	Kelly size Mm(in)	Rotary Table Mm(in)	Drive Hole Dia Mm(in)	Center Distance of Drive Hole mm(in)
BFK-6F-B4	133.4(5-1/4)	952.5(37-1/2)	86.2(3 25/64)	654(25 3/4)

 

 

 

 

 

 

 

 

Certificate of our company

 

 

Pictures of our company

 

 

 

 

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