Here's the way I do it. 1 part PBC etchant, 5 parts water. this makes for a good slow etch, to me they come out looking cleaner and more defined then a fast etch. I etch the blade for 10 minutes, lightly sand with 2000 grit sand paper then etch again,

I use that regularly on kukris and other large knife blades. By the way, a good idea when getting the acid residue off the blade (no matter how you etch it) when you’re done is to not just rinse, but to rinse then make a paste of water and baking soda a

This will be a basic tutorial on how to acid etch metal with Ferric Chloride. I won't get into too many details on stenciling and the graphic design side of things as that would be a whole other tutorial! Etching is a great way to personalize your kni