Triple Spring Tamper: The espresso tamper features an triple spring design that not only maintains a constant pressure of 30 lbs, but also provides audible feedback. Unique Acoustic Feedback: When you reach 30 lbs, there is a solid "click". This way you 't have the confusion of using other calibrated coffee tampers again: "Am I going to apply 30 pounds of pressure? When should I stop tamping?" Ergonomic Handle: When you compress, your will have a contact surface for more comfortable pressing. The handle is a combination of wood and metal, elegant and refined. Fits 58mm : The diameter of the espresso tamper base is 58.35mm, which allows for a better fit between the tamper and the brewer basket, effectively reducing residual powder of the basket. Compatible with most 58mm coffee machine handles on the market, such for , , , La Marzocco, , Acaso, etc. Brand - Whether you are a coffee lover or a professional barista, if you want to the premium quality and good user experience of your barista accessories, we are an excellent choice. We always strive to create the best coffee drinking experience for our customers. Material: metal+wood colour: As shown Package Contents: 1 x 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.