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- Contact Person : Mr. Shi Diangong
- Company Name : Puyang Bao LiTong Petroleum Machinery Co., Ltd.
- Tel : 86-0393-8910958
- Fax : 86-0393-8910966
- Address : Henan,puyang,yellow river road west jinger road west
- Country/Region : China
- Zip : 457000
Roller kelly bushing
Product Detailed
Related Categories:Other Tools
1.Name:Roller kelly bushing
2.Type:heavy-duty,medium-duty,light-duty
3.a tool for drilling
Detailed product description
Roller kelly bushing is a necessary tool for drilling, by matching with rotary square to drive kelly pipe. Through the rotation of four rolls,the friction between rolls and kelly pipes is reduced to extend service life.Change different rollers to match with different squares and hexagonal kelly pipes and connect with different rotary tables. Two transmission styles(square and pinconnect) are available. The size and dimentions are as follow:
Model | size | OD(in) |
MSS | 17 1/2 |
23/8-83/8 |
20 1/2 | ||
23 | ||
27 1/2 |
Roller kelly bushing
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