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| Buy Request |  | Sell Offer |  | Company |  | Reviews | |
| Expire | Country | Pic | Subject | Popularity |
| Jul 25 2017 |  CN |  | drilling core bit and dth hammer bit for well drilling | 215 |
| Jul 31 2017 | CN | | API pdc drill bit and drilling core barrel | 215 |
| Jul 26 2017 | CN | | forging process pdc bit and oil mill machinery prices | 215 |
| Jul 26 2017 | CN | | API Certification and Drill Collar Type PDC BIT | 215 |
| Jun 28 2017 | CN | | high quality Coal mining Use diamond core bit | 215 |
| Jul 30 2018 | CN | cordless hammer drill and pdc drill bit for oil well drilling | 214 | |
| Jul 26 2017 | CN | | coal mining drill bit insert tungsten carbide for well drilling | 214 |
| Jul 26 2017 | CN | | Drilling Tool Machine Type and AISI4145H Certification high quality Drill Bit | 214 |
| Jul 26 2017 | CN | | Usage and Diesel Power Type used water well drilling rig pdc bit | 214 |
| Jun 28 2017 | CN | | used core cutters and high speed pdc drill bit for sale | 214 |
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