 |
| |||
| core bit | |||
| core barrel | |||
| core drill | |||
| coring bit | |||
| hollow bit; hollow drill bit; rotary core bit; core bit (полое долото для вырезания цельных кусков породы) | |||
| core drill bit | |||
| coring tool (Yeldar Azanbayev) | |||
| core drill bit | |||
| |||
| core barrel | |||
| |||
| core bit | |||
|
колонковое долото : 64 do fraz, 8 tematyki |
| Budownictwo | 1 |
| Górnictwo | 2 |
| Makarowa | 1 |
| Olej i gaz | 14 |
| Pola naftowe | 3 |
| Ropa / ropa naftowa | 37 |
| Technika i technologia | 5 |
| Wiercenie | 1 |