TredNot 4 oz Steel Blackening Concentrate, Makes 2 1/2 Pints, Bluing Solution, Gun Blue/Black
Brand: TredNot

4 oz concentrate for blackening steel. Mix 9 to 1 with water. Makes 5 cups of blackening solution. Works in 2-6 minutes. The pictures show steel objects submerged for 5 minutes. Significant blackening action takes place in 1 minute. Directions instruct to submerge for 2-6 minutes. This one 4 oz bottle of concentrate will make 40 ounces (2 1/2 pints) of solution and will blacken many items. May be stored after it is mixed for blackening at a later date. Will not blacken stainless steel, aluminum, lead, or copper. USA SHIPPING ONLY. I will not ship internationally.

4 oz steel blackening concentrate
Mix 9:1 with water. Makes 5 cups (2 1/2 Pints) of solution
Blackens steel in 2-6 minutes
Will not blacken stainless steel, aluminum, lead, or copper.
USA SHIPPING ONLY. I will not ship internationally.