Double bearing reinforcement for smooth and stable grinding Point-type thickness adjustment meets different coffee needs The double-bearing fixed central rotation structure ensures smooth and stable rotation of the grinding core and uniform and meticulous grinding. Point-type easy-to-control regulating valve, more than 30 levels of grinding degree are available, clockwise for fine adjustment and counterclockwise for coarse adjustment. Whether it is hand brewing, Moka pot, French press or siphon pot, it can match the suitable thickness of coffee powder: allowing you to enjoy coffee easily. Slim grip, ergonomic grip design