Ключевые слова: automotive, automotive industry, background, black, bolt, car, color, component, connection, element, engineering, fasten, fastener, fastening, fixings, galvanic, gray, industrial, industry, iron, machinery, metal, metal nuts, nut, nuts, objects, part, screw connector, screw nut, screw nuts, sharp, small, spare, spare part, spares, spiral, steel, tapped, thread, two,