Almost nobody is using ceramic burrs. All the top grinders you see in people's homes and most cafes will be using steel burrs. Your EK43's, Mythos Ones, EG-1s

Almost nobody is using ceramic burrs. All the top grinders you see in people's homes and most cafes will be using steel burrs. Your EK43's, Mythos Ones, EG-1s etc have steel burrs.