<Snip> <Snip> Run your finger along the cutting edges of the burr, do they feel sharp, almost sharp enough to cut your finger with moderate pressure? There is a night and day difference in the feel between dull and new burrs. That's about the only objective way I can think of without comparing to another grinder. Kona Konnaisseur miKe mcKoffee URL to Rosto mods, FrankenFormer, some recipes etc:http://mdmint.home.comcast.net/coffee/Rosto_mod.htmUltimately the quest for Koffee Nirvana is a solitary path. To know I must first not know. And in knowing know I know not. Each Personal enlightenment found exploring the many divergent foot steps of Those who have gone before.