Ключевые слова: background, black, bolt, chrome, circle, collection, construction, design, element, engineering, equipment, fix, graphic, hardware, head, hex, icon, illustration, industrial, industry, iron, isolated, line, machine, mechanic, metal, metallic, nail, nut, object, part, pin, realistic, repair, rivet, round, screw, set, shape, sign, silver, stainless, steel, symbol, technical, tool, white, work, workshop,