If you can't do it by hand, then you need a power tool. And you probably already have one. Simply apply this 6" backing plate (and a 5/8" threaded adapter) to your polisher, drill, or cordless drill

Mr. Hard Water AUTO - 5003 6" Backer Plate
- Velcro Backing
- Screws onto any standard 5/8" thread
If you can't do it by hand, then you need a power tool. And you probably already have one. Simply apply this 6" backing plate (and a 5/8" threaded adapter) to your polisher, drill, or cordless drill and you're ready to polish away hard water, stains, dirt and other debris from glass, metal, fiberglass, and more. Designed for professionals. Applicable for the do-it-yourselfer.

Mr. Hard Water AUTO - 5003 6" Backer Plate