Premium Zinc Herb Grinder (Gun Metal) with Pollen Catcher, Brush, and Scraper Tool - 4 Piece, 2.5&rdquo; Diameter QUICK, EASY TO USE - Pop open the lid, add herbs, twist a few times and your herbs are ready in seconds. MAXIMIZE EFFECTIVENESS - Shreds evenly, increases herb surface area and boosts potency. Separates pollen. LESS WASTE - Includes brush and scraper tools to recover loose or small materials. Almost nothing goes to waste. SAVE TIME - Quicker than using your fingers, knives or scissors with less mess and sticky residue to clean up. EFFORTLESS GRIND - Over 50 sharp diamond shaped teeth, lid provides a low friction, smooth grind.