About This 【51mm Espresso Hand Tamper】Our coffee tamper is fit for 51mm portafilers, it is is spring loaded and requires no additional adjustment. It has an ergonomic handle with a comfortable grip that allows you to push the coffee grounds with ease. 【Sturdy and Durable】We use the highest quality materials, 100% food safe grade 304 stainless steel for our tamper base. Compared to others, our tamper stainless steel threaded base gives you peace of mind when making espresso. This stainless steel coffee tamper is durable and the rust-proof design ensures that your diet is healthy. 【Extra Gift】Comes with silicone mat & 304 stainless steel pin, Silicone pad can protect the countertop and coffee tamper espresso from damage, it can capture the coffee grounds on the tamper base and keep the countertop clean and tidy, stainless steel pin can mix the powder more loosely and evenly. 【Intimate Design】Unlike all coffee mashers on the market, our espresso tamper set have been improved and upgraded with an eye-catching depth marking scale, making it easy for even novice coffee mashers to set the optimal coffee extraction depth. Just gently pick it up and dispense to get a consistent and even plane. 【You Can Become A Professional Barista】 Once you taste the espresso hand tampers made by your own coffee maker, you will love the handmade coffee. With this tamper, coffee gets consistent distribution and pressure every time, eliminating the key variable in making espresso and achieving even extraction, it will become your go-to espresso best accessory.