39th MXS metals techs make sparks fly Published June 2, 2017 By Airman 1st Class Devin M. Rumbaugh 39th Air Base Wing Public Affairs INCIRLIK AIR BASE, Turkey -- U.S. Air Force Staff Sgt. Ronald Bender, 39th Maintenance Squadron metals technology craftsman, welds a frame together May 30, 2017, at Incirlik Air Base, Turkey. The metals technology shop is capable of repairing, and in some cases, creating parts that are no longer in production. (U.S. Air Force photo by Airman 1st Class Devin M. Rumbaugh)