 |
| |||
| steel tooth bit; tooth bit | |||
| bit series; steel series; steel-teeth bit | |||
| долото с фрезерованными зубьями: 9 phrases in 5 subjects |
| Drilling | 1 |
| Oil / petroleum | 5 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Technology | 1 |
|
| |||
| steel tooth bit; tooth bit | |||
| bit series; steel series; steel-teeth bit | |||
| долото с фрезерованными зубьями: 9 phrases in 5 subjects |
| Drilling | 1 |
| Oil / petroleum | 5 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Technology | 1 |