Shandong China Coal Group Drilling Machine Branch

Water well drilling rig are suitable for water well drilling, geological survey, geological core drilling, small grouting holes, blasting holes for railways, water conservancy, bridges, dam foundation

The gasoline rock drill is used in a wide range of excavation and shovelling applications such as building construction, road construction, power, telecommunication, cable, trenching and pre-burial br

Water well drilling rigs are suitable for water well drilling, geological survey, geological core drilling, small grouting holes, blast holes in railways, water conservancy, bridges, dam foundations a

The air leg rock drill is a highly efficient rock drilling machine. It is widely used in rock tunneling and drilling blastholes in various rock drilling operations. It is an important machine in stone

Water well drilling rigs are divided into two types of drilling frames: column frame and frame. The drilling frame can be selected according to the height and usage of the coal tunnel.

The pneumatic pavement breaker is a hand-held machine tool. The pneumatic pick is composed of a gas distribution mechanism, an impact mechanism, and a pick drill. Therefore, it is required to have a c