Ключевые слова: anodizing, background, bolt, bolts, cells, chrome, close, closeup, construction, engineering, fastener, fasteners, fix, gray, group, hardware, head, industrial, industry, iron, macro, metal, metallic, nut, nuts, passivation, pile, plastic, plating, repair, scattered, screw, screws, shiny, silver, steel, threaded, tool, white, work,