This 2-piece grinder was manufactured to grind dry herb at your preferred consistency every time. At .82 inch in height, this petite grinder is travel friendly fitting comfortably in your pocket or hand. The 2pc Space Case Grinder Small Magnet 45mm is crafted from quality aluminum, allowing it to last through wear and tear. The interior is ¼ inch in depth, and has power magnets that secure close of the grinder and keep the dry herb in place. This grinder also has non-breakable razor sharp teeth that glide through the stickiest dry herb and never get dull no matter how often used. With an interior and exterior made from aircraft aluminum that is anodized for a smooth finish, the 2pc Space Case Grinder Small Magnet 45mm also incorporates an etched side for easy grip. If you are looking for a sturdy little grinder that is both lightweight and efficient, the 2pc Space Case Grinder Small Magnet 45mm is the perfect grinder for you.