dth hammer bit price
Submarine hammer drilling sees extensive applications in several sectors
በቅርብ እንዲሕ ውሳኔ ቢይኖሪ በሚይukkut አነሳምይክቶቱ ለምርም ዳሩ ዬይወዛ፡፡
Third, the structure of the drilling rig:
The drill tool is composed of drill pipe, ball tooth drill bit and impactor. When drilling, two drill rods are used to drill. The reverse air supply structure is composed of a reverse motor, a reverse reducer, and a reverse air supply inverter. The reverse reducer is
The drill tool is composed of drill pipe, ball tooth drill bit and impactor. When drilling, two drill rods are used to drill. The reverse air supply structure is composed of a reverse motor, a reverse reducer, and a reverse air supply inverter. The reverse reducer is