Originally Posted by BrentD
It all sounds interesting so I'm eager to hear more.

Is it possible that the copper may have an explosive charge in it? I have not encountered anything like it. Be careful.

Also, measure the twist rate on your rifle. That will help a bit also.
Brent, measuring the twist rate in a black powder oval bore is just about the same as measuring the twist rate in a shotgun barrel. It’s difficult. Plenty of slips.

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