vinegar etch is slower than other acids but I have seen blades done that way that are very nice. I use muratic acid that I pick up at the local Menards. Etches fast , so you need to keep an eye on it. I wash the blade in a baking powder solution after the etch.
Finnr
__________________
I see that you're a blacksmith.
Not an ordinary bum.
For who else but a blacksmith,
Stirs his coffee with his thumb.
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