This is a fast acting liquid used by gunsmiths and industry to blacken or antique brass, cooper and bronze parts. It is easy to apply with no dimensional change. It is often used to mark cartridge cases to identify loads. Color will vary depForearming on alloy. Also works great on name plates, plaques, trophies and other engraved items. NOTE: THIS CANNOT BE SHIPPED INTERNATIONALLY. WHEN CHECKING OUT YOU MUST CHOOSE All Chemicals and UPS AS YOUR SHIPPING OPTION. Chemicals have to go UPS and cannot go to PO boxes.
