This product has a fast, rust function, not to hurt the metal substrate, does not produce hydrogen embrittlement. Features a wide range of rust, rust metal surface does not change color, can be used with polishing is used as light cleaning aids, especially for stainless steel products, cleaning after the resumption bright as new results. Able to remove the metal surface rust, welding spots, minor scale, dirt. Widely used in metal cleaning and metal rust after aging brightness recovery. Kay League Quick degreasing rust cleaners powerful advantage :: 1, degreasing, descaling function combo. 2, simple operation room, without complex equipment, can be used at room temperature. 3, for stainless steel restore bright as new results. 4, safe environment, free of harmful substances, odorless, water-based products.