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| Buy Request |  | Sell Offer |  | Company |  | Reviews | |
| Expire | Country | Pic | Subject | Popularity |
| Jun 28 2017 |  CN |  | china supplier oil and gas drilling rigs and pdc drill bit for well drilling | 223 |
| Jun 23 2017 | CN | | crushing machine parts and oilfield cementing equipment pdc coring bit | 223 |
| Jul 23 2016 | CN | | brazing welding rod mine equipment pdc bit | 223 |
| Jul 25 2017 | CN | | multi-spindle drilling head and tungsten steel pdc bit | 221 |
| Jun 23 2017 | CN | | mine equipment and machine boring well pdc coring bit | 221 |
| Jul 23 2016 | CN | | mine equipment and tools equipments matrix body pdc bit | 221 |
| Jun 28 2017 | CN | | water well geological exploration and mine equipment pdc bit | 220 |
| Jun 27 2018 | CN | | china supplier PDC drill bit and gold mining machine | 220 |
| Jul 26 2017 | CN | | portable water well drilling rigs used pdc bit insert pdc cutters | 219 |
| Jun 29 2017 | CN | | pdc bit insert alloy steel material for underground water detection | 219 |
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