Ключевые слова: anchor, background, bit, bolt, concrete, construction, detail, drill, equipment, expand, expandable, fixing, head, hexagon, home, industrial, industry, isolated, masonery, masonry, metal, metallic, nut, object, plug, raw, rawl, rawlplug, repair, screw, secure, shiny, spanner, steel, technology, thread, wall, washer, white,