Ключевые слова: background, bolt, build, cap, clean, close, construction, design, equipment, fastener, female, fixing, flat, gray, grey, group, hardware, head, industrial, industry, interior, iron, isolated, machine, macro, metal, metallic, nail, object, objects, on, one, part, reflection, round, screw, shiny, single, slot, spiral, steel, thread, threaded, tool, up, white, wind, wood, work, working,