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| Product Name: |
Drill Collar
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| Supply Ability: |
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| Related proudcts |
drill collar, drill collar, |
| Specifications |
2 |
| Price Term: |
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| Port of loading: |
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| Minimum Order |
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| Unit Price: |
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The size 3-1/2¡± to 11¡± drill collar , spiral drill collar & short drill standard.
The hear treatment technique is conducted in the range of full length of products.
The thread: processed with cold roller according to the customer¡¯s requirements. also phosphatization.
STANDARD : API Spec7-1 |
| Company: |
sichuanaoruikeguojimaoyiyouxiangongsi
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| Contact: |
Ms. zhu li |
| Address: |
qingyangqu |
| Postcode: |
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| Tel: |
13699425708 |
| Fax: |
02865332789 |
| E-mail: |
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