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OzeanJaeger · February 16, 2018, 04:48 PM

I'll add that while I want ZERO carbon in my barrel when done cleaning, I don't try to get every streak of copper out . I was taught, and I believe, some of that copper in the grooves is actually a good thing for precision.

February 16, 2018, 04:48 PM	#5
OzeanJaeger Senior Member Join Date: September 8, 2014 Posts: 301	I'll add that while I want ZERO carbon in my barrel when done cleaning, I don't try to get every streak of copper out . I was taught, and I believe, some of that copper in the grooves is actually a good thing for precision.