Expresso Grinder mixed stones or hard objects may cause the card deck beans or more serious damage to the entire grinder rotation of the motor will thus burn
The righteous bean machine mixed into the stone or hard material will cause the card bean or knife plate damage more serious if the whole soybean machine turning the motor will burn down
If a stone or hard object is mixed into the bean grinder, the bean will be stuck or the cutter head will be damaged more seriously. Therefore, the rotating motor of the whole bean grinder will be burned<br>