How to make a basic hunter with minimal tools part 4

Here we hand sand the blade to 600 in prep for a ferric chloride etch and then perma blue. I’ll walk you through the steps of getting a wicked smooth blackened finish.
Supplies used
Ferric chloride:
MG Chemicals - 415-500ML 415 Ferric Chloride Copper Etchant Solution, 475 ml Liquid Bottle, www.amazon.com...
Perma blue:
Birchwood Casey Perma Blue Liquid Gun, 32-Ounce, Multi, One Size www.amazon.com...
3000 grit sand paper:
3M Trizact Performance Sandpaper, 03064, 3-2/3 in x 9 in, 3000 grit www.amazon.com...