Luis Kalinchuk, a 47th Maintenance Directorate machinist, tags bagged couplings for their transfer to the cleaning section on Jan. 14, 2020 at Laughlin Air Force Base, Texas. 47th MXD machinists use specialized cutting and shaping tools to fabricate replacement pieces for any number of aircraft and aircrew ground equipment. (U.S. Air Force photo by Senior Airman John A. Crawford)