Originally Posted by steelslaver

Ah, because it is in print it must be fact.

Your only going to smooth the coating of lead down the barrels surfaces. It may well get tightly bonded to the surface. Once coated it is not going any deeper, but can get thicker. It isn't going to get driven into the steels "pores" any deeper either. I can't see how a soft copper jacket will remove it. Show me a jacket bullet that is coated with lead from being fired down a leaded barrel and I will believe you. It sure wasn't blown out in front the bullet. It will keep SLOWLY getting wiped down the bore and some small amounts may leave.

CLEAN YOUR DIRTY BARREL