Here is a Link for a short Tutorial for making a Hand Marker used to etch your logo into your Custom Knife's blade.
Ernie
Ernie Grospitch
Good stuff Ernie......now if you would just tell us the secrete recipie to the etching solution.
9-11-01 , We Will Never Forget.
Work smarter NOT harder
Dwane,
You can use salt water. I'm sure the etching solutions that are sold will give a sharper, clearer, image but, salt water works and you already have it in the kitchen. Just add salt to hot water until it will not dissolve any more. That's it.
~Bruce~