The spices can be ground into powders of different thicknesses to meet your different needs. Ceramic does not alter the flavor of the spice and allows for a more uniform grind. Long crank design improves grinding efficiency and saves labor. It can be used to grind herbs, sea salt, pepper and other spices and has a wide range of applications. Made of high quality stainless steel, rubber wood and ceramic, it is safe, healthy and durable.