The Iosso Case Polish delivers professional-grade cleaning and polishing for brass casings producing a high-luster finish while effectively removing powder fouling oxidation tarnish and discoloration.Iosso Case Polish - 8 oz containerRemoves powder fouling residue oxidation and tarnishWorks with tumbling media to reduce processing timeProduces like-new brass casing finishCompatible with pre-cleaned or soiled casingsEssential for reloaders seeking premium brass case preparation this polish integrates seamlessly into your tumbling process for consistently professional results and extended brass life.