Shandong China Coal Group Drilling Machine Branch

The roof bolter is suitable for a variety of work in the construction of subways, high buildings, and foundation pits in airports. The roof bolter has great efficiency, can be used for safety, drillin

Pneumatic pavement breaker is a kind of hand-held machine tool. The pneumatic pavement breaker is composed of air distribution mechanism, impact mechanism and pick drill. Therefore, the pneumatic pave

On the morning of July 21st, Liu Xun, Director of Science and Technology Service Division of Science and Technology Innovation Bureau of Jining High-tech Zone, Deputy Directors Li Xiaoyan, Zhang Zhixi

The water well drilling rig solves the problem of the difficulty in drilling with air DTH for soil gas drilling, and the low construction efficiency of water drilling mud for hard rock, gravel and peb

Gasoline rock drills are small, light, energy-efficient, long-lasting parts, sturdy and durable, easy to maintain, and reliable. Gasoline rock drills are not restricted by time, location, and weather,

Air leg rock drills will have different situations during operation, so how to avoid unnecessary troubles and safely carry out construction? Of course, this requires operators to pay more attention wh