shiny bore

  1. Hand Skills

    KG-12 / KG SF-112 - copper solvents

    Hi everyone, For years I have been working toward economizing my cleaning practices. I struggle a lot less with copper fouling after discovering ~1200grit abrasives, but after polishing a bore i'm hesitant to use it again, especially with any regularity. In the quest to better my cleaning kit...

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