(guest post by Joseph Truini) For more than 85 years, rotary tools have been favored by woodworkers, metal fabricators, machinists, toy makers, hobbyists, jewelers, model makers and, of course, do-it-yourselfers. Invented back in 1932 by Albert Dremel, the super-versatile rotary tool can be used to cut, carve, grind, etch, rout, sand, buff, sharpen and […]