DTH bit, DTH Hammer, Reverse Circulation Hammers&Bits and Casing system, thread and taper button bit
Changsha DTH Drill Construction Machinery Co., Ltd has more than 20 years of drilling tools industry since 1996.Its predecessor was the designated processing workplace of down-the-hole drilling tools of Changsha Institute of Mining Research. It is the Institute of Metal Research of the Chinese Academy of Sciences, the National Institute of Materials Research (NIMS) of Japan, and the partner of University of Queensland, Australia, the Swiss Federal Institute of Technology (EMPA). The company officially changed its name to Changsha DTH Drill Construction Machinery CO., Ltd. in June 2021. It is a well-known private high-tech enterprise in China specializing in the research and manufacture of rock drilling machinery and pneumatic tools. The company has abundant experience in scientific research and production, using high-qua...
Changsha International Constru
Changsha International Construction Machinery Exhibition 2020 Southeast Asia Exhibition held as scheduled in July