With the Brownells cylinder polishing system, rough or scored chambers are no longer a problem. This tool polishes internal surfaces to a fine finish, reducing friction and ensuring smoother, more reliable cartridge extraction under all conditions.

• This advanced polishing system employs fine grit silicon carbide abrasives integrated into twisted steel shafts, ensuring efficient material removal and delivering a superior polished finish
• The honing tools measure precisely 3 inches in length, ensuring optimal performance and compatibility with industry-standard specifications
• The system facilitates the elimination of machining marks on semi-automatic pistol spring channels, optimizing hammer descent and enhancing cycling efficiency
• To ensure optimal performance and longevity of the hones, it is recommended to use them with Flex-Hone oil