Noticed your post on stippling. The diamond tipped ones are quite
good. Equally good and a bit more versatile is a homemade tip. Just
take a worn out vanadium bur (better steels too)! and sharpen the tip
with three flat planes at roughly 45 degrees to the shank. Experiment
with the angle. A more obtuse angle is easier to control by not going
To sharpen the tip accurately requires patience, and use your visor.
I use my can opener motor with a 600 grit diamond lap. I then polish
by hand on a ruby stone. If you have a crocker graver sharpener or
the like, this may be an opportunity to use it. Whatever steel you
use, you should then temper it, carefully!
This type of tip will put a more refined stipple finish than a cone
shaped tip. It is worth the extra trouble. If you can chuck it up for
power use, all the better. You can shade and change angles to get
different effects. If you do animals or the like you already know
shading technique. Try a three faced tip; much superior. My two