Perfect
Type: Posts; User: 7mmsaum
The boretech eliminators ability to show you how much copper is coming out is it's second most important ability, you build up a picture over time of your barrels copper fouling and it's 'running in'...
No brown spots have I seen.
It's a top product, great having the blue indicator giving feedback on the cleaning progress. Have used liters of it, no problems.