Quote Originally Posted by John Bartley
Just for the heck of it, I went out to the garage, found a chunk of scrap brass, 1"w x 1/4"thick x 4" long. I took out a 5/32" 4-flute end mill and then headed in to the basement to dado out a groove in a chunk of scrap pine. Here's the results.

Excellent, I learned to do that in high school shop class! Now show us the pictures of this device working with 22 ga. sheet stock.

The jig or fixture you used disqualifies your results, as what you did is not considered "Free Handing". :-)

Just having a bit of fun at Johns expense.