Golden Gate Grinders #1 Best Herb Grinder 2.5 Inch 4-piece Anodized Aluminum with Pollen Catcher &ndash; Large Black PRECISION MILLED from Maximum-Strength Aircraft Grade Aluminum for extra toughness, durability and best quality. Don't let the affordable price fool you! SHARP DIAMOND CUTTING TEETH for ultimate grinding experience and effortless shredding. Stainless Steel Mesh Screen filters very fine pollen into the catcher. Pollen scraper included. POWERFUL NEODYMIUM MAGNETS amazing closure, freshness & odor control. Thin Poly O-Ring for smooth grinding and less friction. SCRATCH RESISTENT Black Anodized Finish matte looks amazing and prevents flaking, pealing or smudge marks. LIFETIME WARRANTY & 100% Absolute No Hassle Money Back Guarantee! Your complete satisfaction is our top priority.