Home > Products > Downhole Tools > Square Drive Roller Kelly Bushing downhole tools cross over subs oilfield equipment
Square Drive Roller Kelly Bushing downhole tools cross over subs oilfield equipment
- 10000 Piece / Pieces per Month
- Tianjin Qingdao
- T/T
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Product Details
| Condition | New | Application | Oil drilling | |
| Place of Origin | Shandong, China | Brand Name | Ruite |
Product Description
Specifications
1. API standard.2. ISO certificate.
3. Register with Sinopec.
4. Technical service.
5. Professional service for export.
Description
The Square Drive Roller Kelly Bushing provides the following advantages:
Pulling out or feeding off string can be done while rotating;
Because of its integral construcation, it can not fly out and hurrts 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;
The Kelly has lower wear and has long life;
Lobor condition is improved, and penetration rate is faster. The roller bushings made in our company with cover type. Its bottom seat of the Kelly bushing with cover is made up of cover and lower seat. There is rolling bearing between roller and roller pin.
Specification
Kelly size | Bottom Seat | |||
In | mm | Opposite Side | Large End of the Taper | Taper |
3-1/2 | 88.9 | 332 | 330 | 1:3 |
4-1/4 | 107.95 | |||
5-1/4 | 133.35 | |||
Certificate of our company
Pictures of our company
Workshop:
Contact Us
- Shengli Oilfield Ruite Machinery Manufacturing Co., Ltd.
- Contact nameRT Group Chat Now
- AddressNorth Of Nan'er Road, East Of 14th Road, Shengli Industrial Zone
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| castings | Downhole Tools | New Products | Oil pipe |
| Oilfield chemicals | oilfield Drilling Equipment | Pumping Unit | valve |
| wellhead | wellhead Tools |
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