Materials: glass + stainless steel + beech wood6 levels of external coarse and fine scales to meet your different needs;Extended beech wood handle for effortless grinding and comfortable grip;Detachable design, easy to clean;Selected ceramic core, high hardness and good grinding effect;Adjustable Grinding Level: The grinding level of the manual coffee grinder can be freely adjusted, from fine grinding to coarse grinding multi-layered.Ceramic grinding core: the ceramic core of the coffee grinder generates less heat when grinding, which largely preserves the full aroma of the coffee powder.Double bearing: the coffee grinder adopts a one-piece double bearing design that can be realized from hand-brewed coffee to espresso.STAINLESS STEEL - The hand cranked coffee grinder is made of high quality stainless steel, which will not rust.FRESH GRINDING AND READY TO USE: The hand cranked coffee grinder is small and exquisite, so you can drink freshly ground and enjoy the scent of coffee at any time.