How to Polish Metal Parts for Finishing Presented by Larry Potterfield | MidwayUSA Gunsmithing
This guide details a metal polishing technique for firearm parts presented by Larry Potterfield of MidwayUSA. It covers preparing pitted surfaces with files, using fixtures for small parts, and progressing through abrasive grits (100 to 320) for a smooth finish. The process is described as more difficult than sanding wood, emphasizing the need for careful effort.











