Ключевые слова: abstract, allen, alloy, black and white, bolt, business, clip art, design, element, fix, flat, graphic, hand, handy, hardware, hex, hex key, hexagon, icon, illustration, industry, instrument, iron, isolated, key, line art, line icon, mechanic, metal, pictogram, repair, service, shape, sign, silhouette, socket, symbol, technology, tighten, tool, web, work, wrench,