Ключевые слова: arrow, binding, circle, closeup, cogwheel, compass, component, cutout, detail, device, direction, disk, driving, element, engineering, equipment, exploration, gear, guide, hole, industrial, interlink, iron, letter, magnetic, mechanical, metal, metallic, navigation, north, number, orientation, part, pinion, position, ratchet, ravel, round, search, sign, south, sprocket, spur, steel, technical, teeth, tool, toothed, topography, wheel,