• Changjiang Carbide Tools Co.,Ltd

    Diamond Road, Hetang District, Zhuzhou, Hunan, China Zhuzhou, Hunan

    Our company is a professional supplier of rock drilling tools. Especially DTH hammers, bits,drill tubes,coupling sleeves,button bits,cross bits,chisel bits and etc. The quality drill arrives the level foreign same kinds product quality, compared with ...
  • Changsha Changtan Machinery Co., Ltd.

    NO.146 Shuguang Middle Road Changsha, Hunan

    Changsha Changtan Machinery Co., Ltd is one of professional manufacturers and leading exporters Premium-quality drilling rigs tools in China. All sites are ISO9001 Quality Certified.Due to the excellent quality, competitive price, superior service, our ...