Ключевые слова: background, black, blue, bolt, build, button, clean, construction, design, development, direction, element, emblem, engineering, equipment, filled, flat, free, hardware, icon, icons, illustration, industrial, industry, isolated, key, line, maintenance, mechanic, mechanical, object, options, png, repair, service, sign, simple, spanner, steel, support, symbol, technology, tool, transparent, white, work, workshop, wrench,