Joefrazell
Well-Known Member
- Joined
- Apr 29, 2017
- Messages
- 1,600
Like it says, what I'd the best for the copper. I've used Montana copper killer didn't seem that great. I've used sweet 7.62 seemed better at cleaning carbon and of coarse hoppes #9 which works alright. I've also used shoothers choice and didnt care for it a ton. What have you guys had luck with?