Extremely powerful rust remover for all types of metal surfaces, easily and quickly, avoiding scrubbing with a wire brush or other mechanical means. Dissolves surface rust caused by the passage of time, as well as by rain, moisture, and sea salt, making surfaces ready to be primed and painted. Removes rust from iron doors, railings, car and ship sheets, truck and agricultural machinery bodies. Effectively cleans industrial and agricultural tools, chains, padlocks, pliers, cutters, scissors, screws, nuts, and other tools affected by rust. Easily and quickly cleans rust stains from tiles, natural stones, and exposed concrete reinforcements.