With the cost of good brushes and rollers today, it makes a lot of sense to try and get as much life from them as possible. Brush and roller spinners do just that. Just attach your brush or roller to this device and flush with water or thinner and spin away.Centrifugal force will expel the rinse. Repeat as necessary, until the rinse remains clear, then comb out your brush and store it in its wrapper. You can find this tool at your local paint supply store or order it on line from Amazon.