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Cangzhou Great Drill Co., ltd specializes in designing, manufacturing, marketing and serving the high performance diamond bits and drilling tools used in petroleum industry .The co***ny is established by the top experts of the field , and equipped with advanced equipments and facilities .
Our diamond bits named Great , which ranging from 3"to 17-1/2",All the products have been awarded the ISO9001 certificate .
Furthermore , the experienced and knowledgeable service team will ensure all the superior pe...
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| Company: |
Cangzhou Great Drill Co., Ltd
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| Contact: |
Ms. Cathy Ma |
| Address: |
junziguan industial zone |
| Postcode: |
062450 |
| Tel: |
8613832779133 |
| Fax: |
8603173212998 |
| E-mail: |
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