How to Backbore the Barrels on a Parker Brothers Shotgun | MidwayUSA Gunsmithing
This video provides an expert-level guide from Larry Potterfield of MidwayUSA on how to backbore shotgun barrels, a process essential for removing deep pitting. It details the selection and use of PTG backboring reamers, emphasizing the importance of cutting oil, chip removal, and continuous cutting to achieve a smooth bore. The demonstration highlights the demanding nature of this gunsmithing technique.










