Shandong China Coal Group Drilling Machine Branch

Pneumatic drill mainly consists of cylinder - piston components, gas distribution device, steel slewing mechanism, control valve and flushing - blowing mechanism. Pneumatic rock drill in the operation

Pneumatic roof bolter is a kind of bolt drill which USES air pressure to run. It is an important equipment for roadway tunneling in coal mine. It has outstanding advantages in improving support effect

Internal combustion drill is easy to operate with high efficiency, and can be completely interchangeable with international similar products. Internal combustion drill is easy to carry, suitable for h

The drill is powered by compressed air used to start the machine, is the most common rock drilling machinery is the wind - compressed air for the power of the drill. This type of drill is mainly used

The pneumatic roof bolter has stable quality and excellent performance High precision and power of motor manufacturing; Labyrinth baffle muffler, effectively reduce the noise;

Crawler multi-function water well drilling rig is a new type of high efficiency multi-function hydraulic well drilling rig, which is mainly used for drilling Wells, monitoring Wells, dewatering Wells,