Silver Dollar Coin Grinder Metal Tobacco Herb Crusher - 3 piecesSilver Dollar Coin Grinder Metal Tobacco Herb Crusher 3 pieces. Cleverly disguised as a stack of silver dollars, this herb grinder is sure to pay off. This 2 chamber crusher features a grinding chamber with pollen screen and a bottom storage chamber that filters out all the high quality pollen for later use. Dozens of super sharp pyramid grind teeth grind your herb into a smooth and manageable consistency perfect for rolling. Novelty Silver Dollar