Feature 1Premium polypropylene bristles, not scratch, high chemical resistance and durability. 21/4\" quick-change shaft can firmly grasp your drill, strong enough to withstand heavy duty scrubbing. 3Widely suitable for your bathtub, grout, upholstery, bathroom surface, floor, tile, shower, toilet and carpet etc. Drill brush attachment kit, designed for attaching with most cordless drills, helps you to finally make your home spotless without suffering the manually scrubbing of the whole house. Different sizes of drill brush heads can cope with different situations. Features: Premium polypropylene bristles, not scratch, high chemical resistance and durability. 1/4" quick-change shaft can firmly grasp your drill, strong enough to withstand heavy duty scrubbing. Widely suitable for your bathtub, grout, upholstery, bathroom surface, floor, tile, shower, toilet and carpet etc. Designed for attaching with most cordless drills, can take on any household or industrial cleaning job with ease. Durable high-quality nylon bristles are great for scrubbing and cleaning fiberglass, porcelain, linoleum, tile and grout. Brush have a quick change shaft which will allow it to fit into your impact driver or cordless drill easily. Specifications: Material: Polypropylene Color: Yellow Package Weight: 280g / 9.88ounces Package Size: 200 * 150 * 100mm / 7.87 * 5.91 * 3.94in Note: The electric drill on the picture is not included. 2.5" round brush fits for small scale cleaning. Perfect for corners and harder to reach areas. 5" & 4.5" round brushes are suitable for flat surfaces such as kitchen and bathroom surfaces, grout, linoleum, fiberglass shower enclosures, brick, tile, etc. 4" spin brush is great for corners and contours and curved surfaces that are heard to reach, LIKE cleaning car tires, carpet, upholstery, auto interior, leather, , and other gentle scrubbing. Packing List: 3 * Brushes 1 * Extended Pole Package List 3 * Brushes 1 * Extended Pole