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DLM-T left hand fishing spear can grab tools and transmit levorotation torques simutiniously in backoff operations.It can take place of left-hand thread cone and serve as an special tool to grab and back off from fish inner diameter. |
Company: |
Shandong Dahang Petroleum Engineering Co., Ltd.
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Contact: |
Ms. momo zhao |
Address: |
NO.142 Xier Road, Dongying District, |
Postcode: |
257400 |
Tel: |
86-546-7889111 |
Fax: |
86-546-7889111 |
E-mail: |
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