About this item To Get Better Taste: This espresso tampers 51mm compatible with various sizes of flat bottomless portafilter baskets. It ensures that the ground coffee in your handle is thoroughly compacted for even and consistent pressure every time for a richer, tastier coffee brew. New Upgrade Design: This espresso press tamper has been upgraded with a constant block, which can completely solve the problem of pressure deviation in the process of pressing coffee powder. Provides a smooth surface and consistent density, which improves the extraction quality of the coffee and makes the coffee is more mellow Adjustable Depth: The depth of espresso tamper 51mm is not only adjustable but can be more accurate through the scale to fit filter baskets of any depth. Its adjustment range is 4mm ~ 12mm, you can fine-tune according to the thickness of coffee powder, coffee variety, baking degree, etc. Perfectly Flat Base: This coffee tamper has a perfectly flat base that can fit the portafilter closely to provide a better tamp compared to convex bases. And it has a mat for easy storage and cleaning. Food Grade Material: The base of calibrated tamper is made of high-quality 304 stainless steel which made it food safe and easy to clean. There is enough quality assurance to tamp the coffee powder and make sure the powder is safe and lead-free.