Productivity and Cost-efficiency Drive DTH Drilling | E
2020-4-8 · Atlas Copco—The COP Gold series of hammers for blasthole drilling; the QLX range for deep-hole drilling; and the RC50 hammer for reverse-circulation drilling. Halco —The GW range of hammers, designed for use in the world’s most challenging geothermal and water-well applications, where drilling is done under a column of water.
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