Arizer Herb Mill Grinder3 piece grinder from Arizer Grind and shred your herbs with the Arizer Herb Mill 3 piece grinder. This fully magnetic, threadless grinder comes with two grinding plates, an herb chamber, and grinds your herbs to a medium consistency. Made from 6063 A Class aluminum. Return policy We only accept returns for accessories within 30 days of delivery, if they are unused and unopened, or if they are returned with a vaporizer under our 14 day satisfaction