Actually, it would be grind. I just do it with a wheel chucked in my drill press, holding the bit in my hand. Make the shape you want and with a little bevel you have a cutting edge. The more symmetrical you make it, the smoother it cuts.
Frasier: Niles, I’ve just had the most marvelous idea for a website! People will post their opinions, cheeky bon mots, and insights, and others will reply in kind!