Bison - Manual Coffee Grinder Quality First - The most important part of a mill grinder it is the conical burr and we use high graded 420 Stainless Steel Burr, effective and powerful hand grinder that is built to last. If you encounter any functionality issues with your coffee grinder don't hesitate to contact BISON support. *Disclaimer* when purchasing our Manual Coffee Grinder , you will receive the product that includes an insert with Usage Steps and Coffee Grind Options, please disregard the Coffee Grind Options information, unfortunately there was a miss understanding with the designer and he printed out the wrong file. Just to be clear, option 1 is the finest grind while option 6 is the most coarse grind. We want to apologize in advance for any inconvenience that this may cause. Adjustable Settings, your coffee your way - 6 settings for you to enjoy your coffee. 1 - Finest; Finer than table salt, fine grind is typically the size of most pre-ground coffee, Turkish Cezve. 2 - Fine; Finer than medium fine grind, also great for Moka/Espresso. 3 - Medium-Fine; it’s a grind size with texture like table salt. Pour Over Aeropress Coffee Drippers. 4 - Medium; The middle of all sizes, medium grounds are similar to the consistency of sand. Chemex. 5 - Coarse; Saddling between coarse and medium, this grind looks like rough sand. French Press. 6 - Extra Coarse; Coarse grinds are chunky pieces of coffee beans, similar to coarse sea salt, Cold Brew. Amazing Grinding Performance - with BISON burr grinder you will grind your coffee beans in less than a minute, it’s a quiet and smooth operation. With our glass jar, you can see the coffee texture as you grind and adjust it to your likings. Easy to Clean - you only need a brush or an air blower to easily clean your mill grinder, we suggest avoiding washing with water.