[MATERIAL]: The product is made of zinc alloy with smooth surface and good hand comfort; [SIZE]: 2in*1.65in;The whole body consists of three chambers with four layers of covers [HIGH GRINDING EFFICIENCY]: There are sharp rhombic teeth inside, which ensure smooth twist and efficient grinding operation by rotation, which is conducive to realize fast and uniform grinding, save time and improve grinding effect [FINE FILTRATION]: The product contains a mesh screen and a pollen scraper. The large particles are separated by the pollen scraper, and the small debris will be filtered to the next chamber for separate separation [APPLICATION]: It is mainly used for grinding herbs, spices and other herbs. After layer by layer cutting and filtering, you can get the size you need