 Drilling tool float valve ZFF203, 730*630, 70MPa |
2017-08-25 |
| Drilling tool float valve ZFF165, 410*430, 70MPa |
2017-08-25 |
| Drilling tool float valve ZFF121, 310*311, 70MPa |
2017-08-25 |
| Drilling tool float valve ZFF178, 410*411, 70MPa |
2017-08-25 |
| Drilling tool float valve FZF165 460*430 |
2017-08-25 |
| Drilling tool float valve ZFF105, 231*230, 70MPa |
2017-08-25 |
| Drilling tool float valve ZFF105, 211*210, 70MPa |
2017-08-25 |
| Check valve fittings JX-521 top opening device 109.05 |
2017-08-25 |
| Back pressure valve FJ, 121mm, 70MPa, NC38 counter |
2017-08-25 |
| Check valve accessories back pressure valve connection devic |
2017-08-25 |
