The Brownells cylinder polishing system is an advanced tool engineered to refine and polish rough or scored revolver chambers, thereby improving extraction efficiency and overall firearm performance. By removing imperfections within the cylinder, this system creates a frictionless surface, significantly reducing the potential for extraction issues during operation.

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

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These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).