The RCBS Formula 2 Corn Cob Dry Media is a widely used and highly effective solution for cleaning and polishing cartridge cases during the reloading process. Made from natural corncob material, it is designed to remove dirt, debris, and tarnish from the exterior of cases, leaving them clean, polished, and ready for reuse. Its gentle, non-abrasive composition ensures thorough cleaning without causing damage or excessive wear, while effectively eliminating carbon buildup, oxidation, and other surface residues to restore the cases’ original appearance.