On Sun, 24 Feb 2008 09:55:23 -0700, J T wrote (in article ):
Some (most) only have hardened tips. HP rods have a hardened body as well. I've tried both and notice that the non-hard rods develop a groove rather quickly. If you get no groove, then it's good-nuff I say.
Of course most anything with a chromed shaft will also work well (think screwdrivers)
-Bruce