The Ultimate Wire Brush Alternative Drill Brush Attachment Kit is designed for use with most cordless drills and drivers. All brushes feature rugged steel shafts and use the quarter inch quick change ends. The Drill is NOT included. These Ultra Stiff brushes should cut your BBQ grill cleaning and scrubbing time in half or more compared to the rigorous effort involved in hand scrubbing. These spin brushes also do a better job in restoring and then maintaining your grill, smoker, or oven grates. Ultra stiff bristles also are well suited to loose paint stripping, rust removal and graffiti erasing on stone or brick surfaces. All Drillbrush Products have a 90 day no questions asked Money back Guarantee. If you are not completely satisfied with our product we will issue a full refund or ship out a replacement at the buyer's request. Cordless Drill NOT included.