From time to time you need to clean your Tamper base . It´s easy to do if you place your Tamper in this cleaning station. Before tamping again just twist short and the coffee powder will come off quick. There are round Nylon brushes placed inside they fit perfect a 58mm base ,but if you have a smaller on just bend the brushes a little bit . This is a high quality Product out of pure aluminum.
Material: Aluminum, Nylon Ø3.94" x 1.18"inch