Stainless steel burr-CNC machining. Double bearing central axis positioning-uniform grinding particles. Burr size 38mm-efficient grinding of coffee beans.The body weighs 503g, while maintaining a light weight and a moderate sense of weight and luxury. It is ideal not only for home use but also for carrying outdoors or traveling.Adjustable in about 30 steps. You can easily grind the desired roughness from fine to coarse with the adjustment nut.The smoother movement is realized as the due to the built-in bearing. In addition, a compact body of 50 mm that is easy to grasp even for small hands. and it is possible to grind lightly with very little force.