The roller Kelly bushing is one of a necessary equipment of the oil drilling tool. It is installed in the big bushing; its function is to conveying the torque which is delivered by the rotary table to the down hole drilling tool.
PRODUCTS CATEGORY
CONTACT US
- Tel: +86 532 85715517; Tel: +86 18653279150
- Fax: +86 532 85715517
- Add: Qingdao Xinran River Industrial and Trading Co., Ltd No.14, Fuqing Road, Qingdao City, Shandong Province, PRC
ROLLER KELLY BUSHING
The roller Kelly bushing is one of a necessary equipment of the oil drilling tool. It is installed in the big bushing;