Built-in Adjustable Grind Selector .You can grind out the thickness of coffee powder you need, to ensures you have 100% precision & control over the coarseness of your grind making for the perfect cup of coffee to start your day.Convenient, Portable & Easy to Use . Removable hand crank mechanism consistently eliminates over 90% the noise that an electric coffee bean grinder would produce. No batteries, power, or long plastic cords needed to operate your coffee burr grinder at home or on the go.Grind Fresh Coffee, Everyday Manual Coffee Grinder only dispenses your desired fresh coffee bean experience - feel the coffee beans grind as you mill them the manual way Smell the fresh aroma of your daily coffee as you brew them on your espresso machine, Aeropress, French Press or Pour Over Coffee Maker. Ground, Brew, and Enjoy Built to Last .Crafted with the same essence as traditional Japanese cookware, our patented Ceramic Burrs are tested through three quality inspections to last 5x's longer than comparable stainless steel burrs.