U.S. Air Force Senior Airman Dustin Blakney, 19th Maintenance Squadron aircraft metals technology journeyman, mills a piece of wood using a computer numeric control machine Nov. 19, 2015, at Little Rock Air Force Base, Ark. Aircraft metals technology Airmen measure broken or worn parts, perform precision grinding to remove corrosive deposits and often create things from scratch by drawing working sketches, making templates and machining parts. (U.S. Air Force photo/Senior Airman Harry Brexel) |