The Grinding Mill (aka the Grinder) is designed to grind herbs, spices and other ingredients (e.g. peppercorns, garlic, chillis, cinnamon, coffee beans, sugar, etc.). The Grinding Mill has three main components; the Lid, the Bowl and the stainless steel Blade, which is permanently attached to a stainless steel Shaft and removes easily from the Bowl for cleaning. All components are dishwasher safe and BPA-free.