pogo wrote:

I'm looking for good sources of some mild steel rods for axles. I'd *like*
to get them pre-cut in about 3" lengths. ...

You didn't spec the diam, but at 3" long would 1/4" do? Enco 240-2244
1018 alloy 1/4" x 6': $2.17. Or 3/16" drill rod x 3': $1.09. As far as
"cut to length", I can't help. Bob