Hougen Mag Drills

drills
(drill) bore: make a hole, especially with a pointed power or hand tool; "don't drill here, there's a gas pipe"; "drill a hole into the wall"; "drill for oil"; "carpenter bees are boring holes into the wall"
(drill) similar to the mandrill but smaller and less brightly colored
(drill) a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)

mag
A magazine (periodical)
Magnesium or magnesium alloy
A magazine (of ammunition)
Often in science fiction, a magnetic accelerator gun (MAG) is a general term for any weapon that converts magnetic energy, rather than the more conventional chemical energy, into kinetic energy for a projectile.
magazine: a periodic publication containing pictures and stories and articles of interest to those who purchase it or subscribe to it; "it takes several years before a magazine starts to break even or make money"
MAG is a 1987 Czechoslovak film. The film starred Josef Kemr.