A module and related methods of use in drilling a borehole in a face of a
mine passage using a drilling element and installing a bolt in the
borehole once formed. The module may include a bolt holder for holding a
plurality of bolts and a drilling element holder for holding a plurality
of different drilling elements. A manipulator moves along an arcuate path
between the bolt and drilling element holders to deliver the respective
components to a drill head positioned along the arcuate path. The drill
head may also slide relative to the mast in two different directions, and
includes a drill guide for determining the location of the face to be
worked.