Ключевые слова: abstract, allen, background, bike, black, bolt, build, cap, chrome, chromium, closeup, concept, construction, element, engineering, equipment, fasteners, fastening, fix, frame, gray, head, hex, hexagon, holding, home, illustration, improvement, industry, iron, isolated, key, loosen, macro, mechanic, metal, metallic, nail, nameplate, oxidized, plate, repair, screw, shape, socket, steel, tighten, tool, work, wrench,