Xcellent Global Stainless Steel Manual Coffee Grinder Adjustable Ceramic Burr Grinder with Hand Crank M-HG100 High-quality premium stainless steel coffee bean grinder which increase its durability for coffee lovers, especially manual work lover Ceramic conical interior burrs makes it stay sharp longer and uniform grind size Adjustable grind size, simply turn the knob clockwise or counterclockwise in order to reach perfect size for any coffee drink such as espresso, drip, french press, cold drip, and other Professional design for a singleton, convenient and easy to use as well as clean up Compact design makes it easy to carry and usable anywhere, tough ceramic does not give coffee a metallic taste or rust, won't easily wear