Summary Inexpensive and innovative Santa Cruz Shredder! Aluminum that has been ultrasonically cleaned and is of medical grade Friction ring, distinct threading pattern, and textured grip Premium rare earth magnet in the lid Creative new tooth shape Santa Cruz Shredder 4 Piece Medium New (Black) Description This medical-grade anodized aluminum herb SHREDDER from Santa Cruz Shredder is the ultimate in new herb Shredder technology.