As far as affordable and portable multitools go, ATOM is easily one of our favorites. While some can get pricey and be bulky to carry around, ATOM (A Tool of Multipurpose) is neither. Pop one on your keychain and you’ll instantly be carrying around all of the following: A bottle opener, a hex bolt wrench set, a ruler set, a flat head screwdriver, a pry bar, a hex bit driver, a protractor, a cross-cut course file and a single-cut line ...