Ключевые слова: 3d illustration, abstract, background, black, brown, business, clock, closeup, cog, cogwheel, concept, construction, creative, design, engineering, equipment, gear, graphic, grunge, industrial, industry, machine, machinery, mechanic, mechanical, mechanism, metal, mixed media, old, pattern, red, retro, rust, rustic, steam punk, steel, teamwork, technical, technology, template, vintage, wheel, work,