Ключевые слова: abstract, auto, automobile, automotive, background, bearing, car, closeup, cog, cogwheel, crank, differential, drive, engine, engineering, equipment, factory, gear, gearbox, gears, geometric, industrial, industry, machine, manufacturing, mechanical, metal, metallic, nobody, parts, pinion, pinions, shaft, shape, shiny, spur, steel, studio, surfaces, technical, technology, transmission, vehicle, wheel, white,