Ключевые слова: brass, closeup, compression, connection, connector, construction, copper, elbow, engineer, engineering, equipment, fitting, fittings, home, industrial, industry, iron, isolated, macro, maintenance, mechanical, metal, multilayer, nickel, nut, pipe, pipeline, piping, plated, plumber, plumbing, repair, sanitary, stainless, steel, thread, tool, tube, tubing, wallplate, water,