metal machine parts. cogwheel, grooved shaft. artistic detail

16x9 abstract accessory accuracy artistic background beautiful black brown cam closeup cogged cogwheel color component components dark decorative design detail disassembled dismantled engineering equipment fluted gear gearwheel glass gold golden gray grooved group hard hardness hardware hole impact industrial industry life machine machining macro manufacture market mechanic mechanical mechanism metal metallic metalwork mirroring nobody nopeople part parts precision quality reflection repair screw service shaft shiny shop silver spare spiral steel still store supply technical technology twisted wheel working