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High Drilling Speed PDC Drill Bits |
Create: 01/04/2018 |
Expired Date: | 01/04/2020 |
Category: | Equipment&Machinery |
Message: | High Drilling Speed PDC Drill Bits,Diamond Tip Wet Drilling Bits url:http://www.besharpdiamond.com |
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City: | Zhengzhou[CN]
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Location: |
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