DIY: Using Birchwood Casey Aluminum Black to touch up a knife

Coated blade touch up Birchwood Casey Super Flat Black

Birchwood Casey BC-MSB300 Swivel Action Bench

Traditional Black Patinas - The Compleat Sculptor

Birchwood Casey BC-MSB300 Swivel Action Bench

Birchwood Casey Aluminum Black Touch Up Pen on a Blade 15 : r/razer

Murdoch's – Birchwood Casey - Perma Blue Liquid Gun Blue - 3oz

Birchwood Casey Aluminum Black, Super Blue and Metal Work on a Tanfoglio TA22S

Finishing An 80% Lower With Aluminum Black

BIRCHWOOD CASEY - ALUMINUM BLACK METAL FINISH, 3 FL. OZ

Tried and used Birchwood Casey -- Aluminum Black

WOODLAND SCENICS Easy Rock Carving Tools

Birchwood Casey's Aluminum Black on Airsoft Magazines pt 2

New - Anodize Touch Up Kit

Making a Stonewashed Kitchen Knife Out of 1095 Steel : 40 Steps

Does anyone know how much a repair for this scratch would cost