Machine shop
In the Precision Grinding Shop, machinist Jess Caldwell’s view is a window into a precision tool grinder that creates, modifies or sharpens tools to cut metal. The liquid spray lubricates and keeps temperatures down during the intricate grinding process. (Air Force photo by Margo Wright)

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Photo by: Margo Wright |  VIRIN: 101008-F-4094W-002.JPG