Cold Bluing Revisited: Brownell's Oxpho Blue Part 2
This video revisits cold bluing using Brownell's Oxpho Blue on a Finn M91 barreled action. It details the critical importance of meticulous metal preparation, including sanding with oiled 240-grit sandpaper to prevent rust and achieve desired luster. Proper degreasing with isopropyl alcohol and heating the metal before application are highlighted as key steps for effective bluing.









