Bolts and studs
Staff Sgt. Christopher Hirsch, 62nd Maintenance Squadron aerospace maintenance journeyman, removes wheel bolts and studs from a C-17 Globemaster III wheel assembly Aug. 1, 2013, at Joint Base Lewis-McChord, Wash. Wheel and tire technicians maintain tire assemblies on 48 of McChord Field’s permanently assigned aircraft, equating to roughly 1,300 maintenance actions annually. (U.S. Air Force photo/Staff Sgt. Jason Truskowski)

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