-Back of the scraper bar to scrub sewage after sweeping. While wiping and brushing the floor, just wipe to clean and dry! Get your cleaning done quickly.-The crevice cleaning brush is a 3-layer wavy bristles that easily cleans dirt. Durable bristles resist bending and retain their shape over time.-Used for walls, kitchens, bathrooms, on tile floors, hardwood floors, glass surfaces and concrete floors such as bathtubs, bathrooms, kitchens, showers, walls, garages and patios.