The Hornady One Shot Sonic Clean Ultrasonic Firearm Cleaning Solution is uniquely formulated to clean gun parts. This ultrasonic cleaning solution quickly removes tarnish, oxidation, and carbon buildup. Designed for the Hornady Sonic Cleaner, this is designed to provide up to 64 washes in the Hornady Lock-N-Load Sonic Cleaner (sold separately).FeaturesQuickly removes carbon, dirt, grease and powder residueDesigned specifically for the Hornady Sonic CleanerSpecial Clean-Up Note: If using this solution after cleaning brass in an ultra sonic cleaner the bowl must be cleaned with soap and water or there is the possibility of brass particles from the brass cleaning operation being adhered to gun parts