Sharpstone 2.5" 4 Piece Herb Grinder with Reeling Handle & Scraper, Glass Top, GREEN Sharpstone Grinder: Tobacco, herbs, spices, pollen, etc. Sharp diamond cutting blades shred herbs and spices Size: 2.5" around x 1.8" tall 4 pieces, metal (aluminum), round Includes mesh screen and pollen scraper