Mothers Marine PowerBall Mini Speed Polisher The Mothers PowerBall Mini takes your intricate, hard-to-reach, tedious polishing jobs and makes them easy. This revolutionary tool takes your intricate, hard to reach, tedious polishing jobs and makes them easy. It retains the PowerBall’s® speed, ruggedness, and versatility, while adding reach and pinpoint accuracy for those knuckle-busting jobs. It’s perfect for… Polishing stainless steel, brass, Aluminum surfaces, Plastics and Vinyl, and much more. For best results, we recommend you use Mothers Power Marine Metal Polish for metals surfaces or Mothers Marine Power Plastic for plastic surfaces.