What's great about the RCBS Polishing Compound is that it is specially formulated to provide maximum cleaning and polishing power when used in conjunction with the appropriate cleaning media. It can effectively remove dirt, grime, and other contaminants from brass casings, leaving them with a like-new shine. To use the RCBS Polishing Compound, simply add the desired amount to your cleaning media and let it do the rest. The compound is easy to use and can produce excellent results in a short amount of time.