Heavy Metal
Airman 1st Class Cristian Landry and Senior Airman Derek Ham, 374th Maintenance Squadron aircraft structural maintainers, replace and update their bench stock at Yokota Air Base, Japan, July 24, 2014. Bench stock consists of low-cost, high or common usage, consumable items used by maintainers at an unpredictable rate. (U.S. Air Force photo by Airman 1st Class David C. Danford)