Brownells 9mm 800 Grit Chamber Hone

Abrasive silicon carbide balls quickly restore chamber surfaces by polishing away scoring and rough spots. This smooth finish improves extraction and enhances the cycling of your firearm. Be sure to use Flex Hone oil for proper lubrication and best results. Utilization requires the application of Flex-Hone oil to ensure optimal performance and maintain the integrity of the tool's abrasive surface