This three piece power brush kit contains an Original Drillbrush Power Scrubber in Stiff bristle Red and Black for all around scrubbing and cleaning, a 5.1cm and a 10cm round, flat Red aggressive scrub brush.The 5.1cm brush is perfect for tight areas and corners.The 10cm brush is for larger surfaces but are still easily manoeuvred around contours.Quarter inch steel QUICK CHANGE stainless steel shaft fits in most cordless drills and drivers.Durable construction, not available in retail stores.We also carry the largest line of drill powered brushes available for many applications.Cordless drill NOT included Drill NOT included