Double Wall RC Drilling Rod
product Introduction
The double wall RC drill pipe is used for core sampling drilling and gas lift reverse circulation drilling. It is consist of hardened alloy steel tool joints with heavy duty seamless drill pipe and high tensile wear resistant inner tubes. With advanced structure design, it has high drilling efficiency and long service life.
Application
It has applied successfully in gas exploration, drilling, geothermal well drilling and mine rescue hole and a ventilation hole construction, etc.
