API oil equipment Square Drive Roller Kelly Bushing
Product Quick Detail
- FOB Price
- USD $50.00 / Piece
- Place Of Origin
- China
- Minimum Order
- 1
- Packaging
- as per requested
- Delivery
- 15 Days
Specifications
Square Drive Roller Kelly Bushing
The Square Drive Roller Kelly Bushing provides the following advantages:
1.Pulling out or feeding off string can be done while rotating;
2.Because of its whole construction, it can no fly out and hurts you.
3.The bushing is easily installed into the master bushing, maintaining good alignment;
4.The contact between Kelly and roller is rolling contact, so friction is lower, and weight on bit is accurate;
5.The Kelly has lower wear and has long life;
| Kelly Size | Bottom seat (mm) | |||
| Inch | mm | Opposite side | Large end of the taper | Taper |
| 3-1/2 | 88.9 |
332 (ZP520 rotary table) 342 (MR17.5 rotary table) |
330 (ZP520 rotary table) 332 (MR17.5 rotary table) |
1:3 |
| 4-1/4 | 107.95 | |||
| 5-1/4 | 133.35 | |||
| 4-1/2 | 115 | 332 | 330 | 1:3 |
| (ZP520 rotary table) | (ZP520 rotary table) |
- Country: China (Mainland)
- Business Type: Trading Company
- Market:Americas,Asia,Europe,Middle East,Oceania,Africa
- Founded Year:2011
- Address:Huanghe
- Contact:Nancy Zhu
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API oil equipment Square Drive Roller Kelly Bushing
Square Drive Roller Kelly Bushing The Square Drive Roller Kelly Bushing provides the following advantages: 1.Pulling out or feeding off string can be done while rotating; 2.Because of its whole construction, it can no fly out and hurts you. 3.The bushing is easily installed ...
