
Engineering Core Drilling Rig
Engineering core drilling rig is a specifically designed to remove a cylinder of material. The material left inside the drill bit is referred to as the core. Core drills used for concrete are generally called Dia...
Chongqing, China
Full Hydraulic Crawler Core Sample Drilling Rig
This core drilling machine is widely applied in the fields of geology, metallurgy, coal mines, petroleum, natural gas and underground water exploration. Core drilling is an important process for any project that ...
Chongqing, China

