RC Mining Equipment

RC(Reverse Circulation) Bit (1) What's RC(reverse circulation) drilling? Reverse Circulation, or RC, drilling is a fast and cost efficient method of retrieving high quality samples from exploration and mine drilling. The system has been continuously developed since its inception in Australia in the early 1970s, and is now a preferred method for initial exploration, ore body development and in-pit grade control. The RC method employs dual wall drill rods that comprise an outer