The Hoover Power Scrub Carpet Cleaner Upholstery Tool Head 38613040 is a part specifically designed for Hoover vacuum cleaners. It is compatible with the Turbo Scrub and Power Scrub models, allowing users to easily remove tough stains and dirt from carpets and upholstery. This tool head provides a convenient and effective way to clean hard-to-reach areas, ensuring a thorough and deep clean throughout the home.