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			I use Mpro-7 to remove Sweet's or any other copper remover. One thing to remember, is Mpro-7 will remove every trace of oil from the pores of the barrel, even more so than alcohol. I always swab the bore with WD-40 after the Mpro-7. Works like a charm for me. 
Paul B.
		 
		
		
		
		
		
		
		
		
	
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