| Место происхождения |
Shandong China (Mainland) |
| Бренд |
Nera |
| Тип |
Стабилизирующий материал |
| Тип оборудования |
Сверла, буровой инструмент |
| Cертификация |
API |
| Материал |
Other |
| Тип обработки |
Горячая объёмная штамповка |
| Использование |
Бурение скважины |
It can control deviation of drill string without making a trip so as to control accurately the bevel of directional well and horizontal well and reduce trips, as well as ameliorate the drill tools working condition underneath, reduce slide drilling and increase rotary drilling during which it can keep borehole smooth, bore hole bottom clean and speed up drilling effectively. Product specifications and technical parameterTypeExternal diameter mmEffective working face length mmScrew minimum working external diameterScrew maximum working external diameter(mm)Borehole size(in)(mm)RAGS-214172300200214.3Feb-81