- Heilongjiang North Shuangjia drilling tools Co.,Ltd.
- China Manufacturer with main products:Downhole Drilling tools
Home > Products > New product > Back-off Sub
Back-off Sub
Negotiable
/ Set
1 Set(Min.Order)
- 0 Set / Sets per Month
- T/T L/C D/P D/A
- 7 days
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Product Details
| Brand Name: | Shuangjia | Place of Origin: | China |
Product Description
| Type | O.D. | I.D. | Connection | Fishing Connection | OAL |
| (mm/inch) | (mm/inch) | API | API | (mm/inch) | |
| ZDK105 | 105(4-1/8) | 20(25/32) | NC31 LH | 2 7/8″EUE | 572(22-1/2) |
| ZDK121 | 121(4-3/4) | 22(7/8) | NC38 LH | 3-1/2″EUE | 600(23-5/8) |
| ZDK121 | 121(4-3/4) | 22(7/8) | NC38 LH | NC38 | 630(24-13/16) |
| ZKD159 | 159(6-1/4) | 28(1-5/32) | NC50 LH | NC50 | 690(27-11/64) |
| ZDK178 | 178(7) | 28(1-1/4) | NC50 LH | 5-1/2FH | 680(26-3/4) |
Contact Us
- Heilongjiang North Shuangjia drilling tools Co.,Ltd.
- Contact nameMs Grace Wang Chat Now
- Phone86-453-6293088
- AddressNo.9 Xingye road, Yangming district Baoji,Shaanxi
Product Categories
| New product |
New Products
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Pin Drive roller kelly bushings
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Rotary lifting caps
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Square Drive roller kelly bushings
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Fixed diameter hole openers
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Three-blade bit
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Arrow Type Check Valve
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Drop-in Check Valves
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Float Valve (Flapper Type Check Valve) & Float Valve Sub
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Full Open safety valves
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Inside Bop Valves
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Kelly valves
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Tubing valves
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