Tobacco Grinder Aluminum 3 Parts 2.2 Inches Herb Spice Crusher Muller Mill Hand Crank Tobacco Grinder / Spice Grinder / Herb Grinder (Blue) Grinder with 3 parts, material made from zinc alloy, with good quality. Use in triturating tobacco, herb, spices and so on. Inside has a magnet, prevent from breaking away from your hand. With filter net, removing unwanted residue, also have a small plastic scraper. Easy to use, put tobacco into it, close the lid, inverse clock rotate, a few times then to be OK.