U.S. Air Force Staff Sgt. Kristopher Willms, 20th Component
Summary
U.S. Air Force Staff Sgt. Kristopher Willms, 20th Component Maintenance Squadron precision measurement equipment laboratory (PMEL) test measurement and diagnostic equipment craftsman, calibrates a micrometer at Shaw Air Force Base, S.C., April 21, 2017. A micrometer gives 20th CMS PMEL Airmen the ability to linearly measure equipment accurately to one-one-thousandth of an inch. (U.S. Air Force photo by Airman 1st Class Christopher Maldonado)
Tags
Date
21/04/2017
Source
Defense Visual Information Distribution Service
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