by Dana Delesoy
Guns and Gunsmiths Contributor
Continued from Part 1 published last week…
After every 10-20 strokes with the file I cleaned the file with a brass bristle brush, and measured the depth of the unsupported area with calipers. If the depth measures .029″, then .002″ unsupported area has been removed. Clean the chamber with a Q-tip and check for cartridge seating using the same method as for checking chamber smoothness. Continue reading