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| Buy Request |  | Sell Offer |  | Company |  | Reviews | |
| Expire | Country | Pic | Subject | Popularity |
| Jul 21 2016 |  CN |  | diamond core bit and oilfield cementing equipment for well drilling | 205 |
| Jul 26 2017 | CN | | core drill bit diamond and forging process | 203 |
| Jun 28 2017 | CN | | API and ISO Certification and Drilling Equipment Machine Type PDC drill bit | 203 |
| Jun 23 2017 | CN | | crushing machine parts and carbide inserts pdc coring bit | 203 |
| Jun 28 2017 | CN | | Ore Mining Use and water well drilling and pdc bit | 201 |
| Jul 22 2016 | CN | | water well drilling rigs and diamond bits for piedra | 201 |
| Jun 28 2017 | CN | | gold mining machine parts and drilling tool pdc bit | 200 |
| Jun 23 2017 | CN | | crushing machine parts and asphalt router bits pdc coring bit | 200 |
| Jul 27 2017 | CN | | oil drilling bits types and diamond core bit suitable hard formation | 198 |
| Jul 25 2017 | CN | | energy mineral equipment and AISI4145H steel pdc bit | 197 |
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