 |
| |||
| all thread; double end | |||
| AT (all thread) | |||
|
с нарезкой на обоих концах : 10 do fraz, 6 tematyki |
| Morski | 1 |
| Okrętownictwo | 1 |
| Ropa / ropa naftowa | 4 |
| Technika i technologia | 1 |
| Technologia ropy i gazu | 1 |
| Wiercenie | 2 |
|
| |||
| all thread; double end | |||
| AT (all thread) | |||
|
с нарезкой на обоих концах : 10 do fraz, 6 tematyki |
| Morski | 1 |
| Okrętownictwo | 1 |
| Ropa / ropa naftowa | 4 |
| Technika i technologia | 1 |
| Technologia ropy i gazu | 1 |
| Wiercenie | 2 |