The classic O.G. Cali Crusher has always been the affordable favorite since 2010 and continues to grow in popularity. Unlike some other grinders, Cali Crusher's CNC Machined Grinders are all one solid piece of aerospace aluminum, so no need to worry about the blade plate coming loose and just spinning in place. This classic design uses diamond cut teeth to crush your herbs into a perfectly blended fluffy consistency, keeping your fingers clean and your bowls evenly distributed. This is a great grinder at this price point. Features. Size: 2.5" diameter Acrylic top for your viewing pleasure CNC Machined from solid aluminum Classic diamond cut blades for crushing Textured lid for easy grip Magnetic top chamber Stainless steel micron screen Bottom catch chamber for pollen Includes pollen scraper How it Works: Put your favorite herb inside and turn the lid. Grinded cannabis will fall into the bottom flower storage compartment. A sifting screen will allow all the fine Pollen and kief to fall into a second storage compartment in the bottom. What's in the Box: 1x - 4-Piece 2.5" Clear Top Cali Crusher Grinder 1x - Pollen Scrapper A better grind! Size = 2.5 inches.