Birchwood Casey Brass Black Metal Touch-Up 3oz Class 8 UN3264, Corrosive Liquid

Birchwood Casey Brass Black Metal Touch-Up 3oz Class 8 UN3264, Corrosive Liquid
Plastic bottle. 6 per outer.

Fast-acting liquid used by gunsmiths to blacken or antique brass, copper and bronze parts. Easy to apply with no dimensional change. Often used to mark cartridge cases to identify loads. Excellent for blackening name plates, plaques, castings, sculptures and other home, workshop & hobby uses.