Practical: By rotating the top nut of the pepper mill, you can adjust the spices from fine to coarse grind according to your needs. Ideal for grinding pepper, cumin, coarse salt, sesame seeds, etc.; Easy to fill: Simply unscrew the metal fasteners, remove the mill cover and add your own flavors. Quick and easy to use, the grinding speed is one second, the delicious flavors will not be lost; Durable: The ceramic core is more durable than ordinary steel and plastic, and can grind spices more finely and smoothly; note: Do not overtighten the top nut to avoid shortening the life of the grinder; Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.