Grinders are an essential tool for those who enjoy smoking herbs or other legal herbal blends. Whether rolling a joint or blunt, packing a cone, or smoking out of a bong or pipe, grinders help speed up the process and enhance the overall flavor and experience by releasing the oils and terpenes. SHARPSTONE grinder ares built using the following: CNC Machined Componens, Strong Neodymium Magnets, Razor Sharp Cutting Blades, Stainless Steel Pollen Catcher, Anodized Aluminum, Pollen Scraper, Carrying Pouch, and Poly Rings.