Features: The retro round wheel handle of the bean grinder is made of refined movement, and the stainless steel extended handle is easy and labor-saving to grind beans.Remove the top nut, handle and holder in turn, and adjust the gear knob to adjust the grinding thickness. The farther to the left, the finer the grind. The further up the knob is, the greater the clearance. The coarser the ground coffee, the finer.500ml large capacity, one grinding can meet multiple uses.The hand grinder uses a turntable handle to grind more labor-saving and time-saving; stainless steel body design, long-lasting; washable, durable ceramic core, adjustable in thickness, as you like.After use, just disassemble and rinse with water. Uses: It can be used for grinding coffee beans, beans, rice, baby food supplements, etc. (grinding sesame will be more difficult, please pay attention when buying) Instructions:1. Please do not refuel the regulator duringmaintenance2.3 tablespoons of coffee beans for 1 person, put in the amount of about 2 to 3 people, to prevent too many coffee beans at one time, the handle will be too heavy, it will be difficult to grind, and the coffee beans will splash out from the crowd, add less coffee beans before adding .3. Hold down the grinder with your left hand, and grind it clockwise with your right hand, which is easier.