Reaming of the dry drilled borehole.
Reaming of the dry drilled borehole. The dry drilled borehole is reamed to a larger diameter in order to install/set the borehole casing needed for the wet drilling. Photo credit: Murat Aydin
Reaming of the dry drilled borehole. The dry drilled borehole is reamed to a larger diameter in order to install/set the borehole casing needed for the wet drilling. Photo credit: Murat Aydin