Changsha Changtan Machinery Co., Ltd.
Changsha Changtan Machinery Co., Ltd is one professional manufacturer and leading exporters of Premium-quality drilling rigs,mud pumps,diamond core bits, reaming shells, core barrels, drill rods in China. All sites are ISO9001 Quality Certified.
Main Item: Series Drilling rigs, diamond core bit, PDC core bit, PDC non-core bit, reaming shell, PDC cutters, grinding wheels, P-bronze bimetallic bearing materials, Cu-Pb bimetallic bearing materials, P-bronze bimetallic bearing bushes, Cu-Pb bimetallic bearing bushes
Business Type: Manufacturer, Exporter, Importer