Mill-Rose parts cleaning brushes are designed for long-lasting performance. Heavy-duty, all purpose parts cleaning brushes are often used in removing oil or grease from mechanical parts. Mill-Rose tampico filled parts cleaning brushes are excellent for cleaning engines, miscellaneous parts, hard-to-reach areas, and transferring liquids from container to applications. Tampico is both water and alkaline-resistant. Parts cleaning brushes also work great for detailing cars. Mill-Rose parts cleaning brushes are also available with black polypropylene fill. Polypropylene has excellent chemical resistance to acids, oils, fungus, and bacteria growth. Parts cleaning brushes feature a clear lacquered handle, nickel steel ferrule and are 1-3/16" in diameter.