4Pcs Grout Power Scrubber Cleaning Brush Cleaner Combo Tool Kit Product Selling points: These attachments perform more powerful on the drill\/driver than the manual\/spin scrubber, makes your clean up work easier and more efficient; Long last with the 1\/4-inch quick change staineless shaft and durable nylon bristles Suitable for cleaning kitchen or bathroom sufaces like shower tile, bathroom bathtub sink, hardwater stains scum, grout lines, marble, toilet, floor, and carpet, boat cover, tire etc This kit contains medium stiffness nylon power brushes that will attach to your favorite cordless drill Well built and durable construction for use both indoors and outdoors,Cordless drill NOT included Drill NOT included These nylon bristles will not scratch and can be used on tubs, sinks, baseboards, fiberglass shower enclosures, shower door tracks, and porcelain Specification: Brand new Size: 4 Inch Brush have a quarter inch quick change shaft. Nylon bristles will not scratch your bathtub and shower tile surfaces. This drill brush attachment kit includes 4 brushes with different sizes and shapes to fit into most of the cordless drills, such as Dewalt, Bosch and Makita etc. Designed for clean bathtub, grout, bathroom surface, floor, tile, shower, toilet and carpet etc. Save you time. Convenient to use. Durable in use. Note: Electric drill is not included. Please allow 1-2cm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Package included: 4 Pc x Drill Brush