Nanoskin HEAVY DUTY ACID is a powerful, concentrated acid-based cleaner and brightener specifically formulated for cleaning and restoring most types of wheels and aluminum surfaces. This extra heavy-duty formula effectively removes heavy dirt, grease, road film, brake dust, and oxidation, bringing back the original shine to your wheels. It is particularly effective on aluminum but should be used with caution on softer metals. Designed for professional use, this cleaner requires proper safety measures, including the use of protective gear. It is not recommended for use on PVD, polished uncoated aluminum, plastic, or anodized wheels. Ensure that you carefully follow the instructions to avoid damaging the surfaces.