Making the Scope Base Mounting Screws Nearly Perfect | MidwayUSA Gunsmithing
This guide details the process of upgrading scope base mounting screws from standard 6-48 to stronger 8-40 size, a critical modification for rifles experiencing heavy recoil. Larry Potterfield, demonstrating master gunsmithing techniques, explains the necessity of this upgrade to prevent screw shearing and ensure scope reliability. The procedure involves precise drilling and tapping of both the rifle receiver and the scope bases, utilizing specialized tools for accuracy.











