Down the Hole Technology

Halco America Inc. manufactures a comprehensive range of down the hole (DTH) hammers and drill bits for drilling a wide range of hole diameters - as small as 50mm diameter to in excess of 600mm. The company also offers a range of carburised drill bits, which provide extra wear resistance in abrasive conditions. See the company's Web site at to download a guide to DTH drilling. Halco America Inc.