The Santa Cruz Shredder Large 4-Piece Grinder is the full-size option for high-volume consumers. Made in the USA from medical-grade anodized aluminum with the signature fluffy tooth design. 4-piece: lid, grinder, screen, kief catcher. 2.75 inch (70mm) diameter with rare-earth magnets. Grinds faster with less effort than the medium. Lifetime warranty. Available in multiple colors.