Ключевые слова: arrangement, bright, circle, closeup, connection, construction, dark, detail, engineering, fastener, female screw, fix, fixing, group, hexagon, hexagon metal, industrial, industry, iron, line, macro, many, mechanic, metal nut, metal working, metallic, no people, nobody, nut, nut work, objects, reflection, row, screw, screw nut, selective focus, shape, silver, stainless, steel, steel metal, steel nut, steel screw, strong, studio shot, work, zinc,