tamper features auto self-leveling, ensuring the coffee grounds are evenly distributed within the portafilter basket. The tamper's built-in spring is calibrated to apply a constant pressure of 25lb during the tamping process, so you can achieve optimal extraction for every espresso or cappuccino you make Whether a coffee aficionado or a professional , our tamper effortlessly help you craft high-quality coffee with unparalleled ease Prevent Pressure Deviation Design for Precise Tamping] Our coffee tamper set features an upgraded visual scale and preventing pressure deviation design that allows you to adjust your espresso tamper based on coffee volume accurately. This ensures the right amount of pressure is applied, preventing under-extraction or over-extraction, and producing a delightful aroma and taste. Thoroughly solve the problem of pressure deviation Our tamper's compatible with all 53-54mm portafilters basket. Including /Sage models such as the Express, Pro, Touch, Bambino Plus, Infuser,& Duo-Temp Pro. Bottom ripple design ensures smoother powder pressing &uniform, thick filling, which is crucial for achieving great taste&aroma. Whether you're making a latte, macchiato, or any coffee drink, our espresso hand tampers help you create a delicious&professional-looking cup of coffee Made of SUS304 food-grade stainless steel, espresso tamper is rust-, , and safe to use. The ergonomic grip design provides a comfortable and stable grip, allowing you to tamp your coffee grounds with ease and precision. You can trust that our calibrated coffee tamper last for years to come, providing you with the best coffee brewing experience possible Color: Black Material: metal Package Contents: 2 pcs x 54mm tamper Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.