Whether you're a barista or a home enthusiast, we all understand the importance of a flavorful and fragrant espresso for you. That's why we have designed this espresso tamper with a spring inside. With Attsky's spring-loaded tamper that features an ingenious leveling guide, you can press the ground coffee smoothly and easily. You will get a consistent pressure without having to worry about skewing and always keep the pressure at 30 lbs (Numerous tests have shown that 30lbs of pressure results in a more balanced and delicious espresso taste). The amount of consistent pressure you apply is controlled by a spring inside the tamper. And the depth of the press is adjustable and controllable. Moreover, our espresso tamper has an ergonomic handle with a comfortable grip that allows you to press the ground coffee easily. It is the perfect espresso tool for both aspiring home baristas and busy cafes. Essential for the espresso set. Gives you more confidence when making espresso. SPECIFICATIONS: Φ51 (+/- 0.05mm) stainless steel base Anodized aluminium ergonomic handle Approximately 8.8 ounces Perfectly vertical tamps with each press Replaceable base and springs Note: Please choose the right size of espresso handle tamper to match the size of your espresso portafilter when purchasing. If you have any problems or questions, please feel free to contact us for support. We always strive to create the best experience for our customers.