Air drills or pneumatic drills are used to drill small diameter holes in hard surfaces in construction and mining projects. Air drill rentals are available at RentAlmostAnything.com. Air drilling is a technique in which gases, usually compressed air, or nitrogen, are used to cool the drill bit and lift the cuttings of a wellbore in place of conventionally used liquids. Depending on the drill sites, varying models for air drills are used, so pick out the one that best fits your needs at RentAlmostAnything.com.