Hoppe’s 9 Bench Rest 9 Copper Gun Bore Cleaner Overview
Hoppe’s 9 Bench Rest 9 Copper Gun Bore Cleaner is strong and effective.
With this powerful cleaner, copper fouling can be cleaned from the bore overnight,
instead of the standard 3 to 4 days, it would take with other makes.
Safe, effective and contains no abrasives and is also great for removing powder, lead and plastic from all firearms.