The F-16 Wing Skin Milling service involves modifying lower wing skins by milling the inner surface to create uniform thickness, with shipping between Hill AFB and the contractor included. The work is part of the F-16 overhaul process performed at Hill AFB, where skins are used as templates for new ones. This is a commercial service, not military-specific, with no known long lead items or environmental regulations. A one-year standard warranty applies. No budget amounts or submission timelines are specified.