BCP Lt. Colonel Full Member Minuteman Dec 4, 2008 10,046 5,874 123 AZ: Land of wind, dirt and angry old people Feb 6, 2024 #51 Feb 6, 2024 #51 Copper fouling can cause keyholing. I had an AK that was keyholing bad and after some really really godawful nasty copper cleaner it was fine. Reactions: msgriff
Copper fouling can cause keyholing. I had an AK that was keyholing bad and after some really really godawful nasty copper cleaner it was fine.
