Saving the day one milli-inch at a time
Dave McGranahan, 6th Maintenance Squadron precision measurement equipment laboratory technician, checks the parallelism of mounting pins on a vector radar boresight fixture Q2 May 27, 2014, MacDill Air Force Base, Fla. McGranahan, a Riverview, Fla., native, has worked PMEL for more than 30 years between his time on active duty and as a civilian. (U.S. Air Force photo by Airman 1st Class Ned T. Johnston/Released)