How to Backbore the Barrels on a Parker Brothers Shotgun | MidwayUSA Gunsmithing
This guide details the process of backboring shotgun barrels, a gunsmithing technique essential for repairing pitting that cannot be otherwise addressed. Expert instructor Larry Potterfield from MidwayUSA demonstrates how to select appropriate PTG reamers, apply cutting oil, and carefully ream the barrel to restore its integrity. The process is described as demanding but crucial for older firearms.









