Halco Rock Tools Unveils Superior DTH Hammer Range for Oil Drilling, Gas Drilling | 2014-07-02 | The Driller
Halco DTHHammer Operation - YouTube
Halco DTH Tools Hammers Selection Guide For High Frequency Overburden Drilling Manufacturers and Supplier - ROSCHEN GROUP
Breaking Ground in Indonesia | Halco Rock Tools - Breaking Ground in Indonesia We have supplied some Halco GP500 QL50 hammers with 140mm FF DM QL50 bits and GP600 QL60 hammers with...