?? Digital Adjustment Dial & Durability Test? The manual espresso grinder features a digital grinding scale dial, it suits finer grinding, allowing control over the coarseness. For espresso (0.5-0.9 notches), mocha coffee (1.0-1.3 notches), pour-over coffee (1.4-1.8 notches), and French press coffee (1.8-2.1 notches). Each adjustment is precise to 0.02mm, providing baristas with an accurate grinding experience. The lid housing the crank handle is made of plastic. The blade has passed a durability test with 300-350kg of coffee beans??? High Uniformity & Three Bearings Fixed? Grinding light roasted coffee beans, grinding powder is polygonal three-dimensional particles, you can more easily get a sweeter coffee, using aluminum body, removable burr, high hardness index of HRC high carbon stainless steel burrs, through high-precision three bearings fixed in the center shaft, stabilizing the burrs, so that the grinding of the stability of the grinding is higher; so that the small force of the people grinding is more uniform, more energy. ??? Longer handle & Thicker spring? The handle of the burr coffee grinder is longer, more energy-saving when grinding beans, the bend is closer to the handle, not easy to deviate from the center, adjust the enlarged wooden handle ball, so that people with large palms, grip more easily, the force is small can also save energy, easy to grind beans. Crank handle made of stainless steel, The upgraded spring solves the phenomenon of card blade disk, so that the grinding uniformity is higher than other manual coffee grinders. Rotate clockwise for finer grinding, counterclockwise for coarser grinding. Included in the set: Air Blow?? 1, Brush?? 1, Instructions?? 1, Hand grinder?? 1, Carrying Bag?? 1 1. Do not rinse with water, use brush or air blow to clean. ??? Make coffee with YUKAOFES? Whether you’re a kitchen professional, or a coffeelover who loves traveling and camping, Give it as a gift for Valentine’s Day, Easter, Mother’s Day, Father’s Day to your wife and family. Choose YUKAOFES, It is not only stylish, but also has excellent functions to bring you a delicious coffee new experience. Our espresso grind has a capacity of 40 grams, If you have any questions, you can check the included user manual, and 24 hours customer services and professional technology team are standing by.