You could try electrolysis which would leave a clean bore without any copper or powder residue or lead or rust in the pits, so it would copper-up within a few shots anyway. Best idea is nor-west's,...
Type: Posts; User: rupert
You could try electrolysis which would leave a clean bore without any copper or powder residue or lead or rust in the pits, so it would copper-up within a few shots anyway. Best idea is nor-west's,...