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Pneumatic roof bolter machine is the bolt support equipment for roadway used in coal mine. It has outstanding advantages in improving support effect, reducing cost, accelerating roadway formation spee

Water well drilling rig construction should also pay attention to reduce wear. Support sprocket, support wheel, drive wheel and rail chain link these are easy to wear parts, but, according to the impl

The pneumatic rock drill is an impact drilling machine which is driven by compressed air. According to the propulsive way and divided into hand-held drill, pneumatic leg drill, telescopic upward drill

Drilling coring machine has beautiful appearance, strong and durable, easy to start, reliable operation, easy to operate, equipped with the market artificial diamond thin wall drill, suitable for dril

With the rapid development of China's national economy, the pneumatic pavement breaker has maintained a high-speed growth for many years, in recent years, the crusher industry's export situation is co

The pneumatic roof bolter is suitable for the anchor operation of coal, semi-coal roadway rock and rock roadway whose roof hardness f is no more than 10. It is used for supporting work in coal mine, a