Shandong China Coal Group Drilling Machine Branch

At the beginning of the new year, sudden pneumonia infected by a new coronavirus raged all over China, affecting everyone's heart. Blocking the new coronavirus pneumonia is a battlefield without gunpo

Air leg rock drill is a modern drill products, the air leg drill adopts the design technology of modern drill, compared with the same type of products, has the advantages of low noise, light weight, g

The hydraulic hammer is powered by pressurized oil from the pump station of the excavator or loader, which is more effective at removing mud from floating rocks and crevasses in the process of excavat

A new coronavirus pneumonia epidemic has deeply affected the hearts of the people throughout the country. In order to fight the epidemic, China Coal Group actively responded to the initiatives and cal

Water well drilling rig consists of crawler plate and crawler pin. The track pin connects each track plate to form a track link. There are holes at both ends of the crawler board, which are meshing wi

Pneumatic percussion drilling is mainly used for installing pipelines, power lines, anchor bolts, chemical plants, refineries, construction, heavy industry, dangerous humid gas tunnels, underwater and