This kit contains medium stiffness nylon power brushes that will attach to your favorite cordless drill
4 different sizes and shapes of brushes for cleaning upholstery in your car, home or office.  These nylon bristles will not scratch and can be used on tubs, sinks, baseboards, fiberglass shower enclosures, shower door tracks, and porcelain
all four brushes have quarter inch QUICK CHANGE shafts,Cordless drill NOT included Drill NOT included