Images: Keep C-17's flying [Image 5 of 13]
Photo by Staff Sgt. Katie Gieratz
Steve Cadmus uses a ball rotary file to modify a scallop ring so heat expansion will not cause cracking at the Joint Base Charleston Air Base engine shop May 3. The all-civilian engine shop installs, inspects and repairs five to six engines a month. Cadmus is an aviation maintenance technician with United Airlines.