This premium Aluminum 4-Piece Herb Grinder delivers powerful, consistent shredding in a compact size. Made from medical-grade anodized aluminum, it features razor-sharp teeth, magnetic lid, and a spacious storage chamber. It also has a T304 stainless steel screen for clean pollen separation. Ideal for everyday use. This medium herb grinder offers a secure grip—perfect for users with hand discomfort. A durable, portable grinder for herbs built to last. The best weed grinder Period.. Dimensions: 2 1/8″ Diameter