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Content
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| [CN] Drill Collar Mar 15, 2019
Drill Collar
1. Size: as customer's request
2. Standard: API
3. Certification: ISO9001, API
Product Type:
A. Slick Drill Collar: mainly used to provide bit weight to drill bit so that drill pipe is in tension
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Company Profile |
Company:
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China Shaanxi Welong Import and Export Co.,Ltd
(click to show company details)
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| Contact: |
Yukiyang |
| URL: |
****************************** |
| Email: |
Contact us
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| Phone: |
************** |
| Fax: |
************** |
| Country: |
[CN] |
| Address: |
No.1501,17th floor,block B of Van Metropolis Tangyan Road |
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