Birchwood Casey Aluminum Black Touch Up Pen
Features:

• Black Metal Finish
• 3 oz
• 1
• 15125

The room temperature chemical used by gunsmiths and industry to blacken aluminum parts. Restores scratched and marred areas quickly. Fast acting liquid is easy to apply with no dimensional change. Color will vary from deep gray to black depending on alloy. Aluminum Black is also excellent for blackening name plates, plaques, trophies and other engraved items.