Effectively removes heavy rust, scale and bluing without damaging your expensive firearms or parts, because it attacks the rust, not the base metal. Works great on both steel and cast iron without dangerous fumes; does not cause hydrogen embrittlement....
Effectively removes heavy rust, scale and bluing without damaging your expensive firearms or parts, because it attacks the rust, not the base metal. Works great on both steel and cast iron without dangerous fumes; does not cause hydrogen embrittlement....