A need to metal
Master Sgt. George Greene enters information into the computer automated drafting/manufacturing program which will then filter more information to the Computer Numeric Control milling machine at Joint Base Charleston - Air Base Dec. 15. The CNC milling machine uses the data to create a fixture to hold aircraft parts. Greene is the aircraft metals technology section chief with the 437th Maintenance Squadron. (U.S. Air Force photo/Staff Sgt. Katie Gieratz)