Overview Material : Stainless Steel Brand : MHW-3BOMBER Shape : Disk Number of Pieces : 1 Unit Count : 1.0 Count About this item 0.2mm Thickness: Sets a new standard for espresso puck screen, offering a thinner and more precise option compared to the previous 1.7mm version. It is thinner than the normal espresso puck screens, so you don't have to worry about deliberately reducing the amount of grounds. Titanium Coating: Puck screen 51mm is made of stainless steel, corrosion resistant, higher hardness. As long as it is cleaned after each use, it can be used for a long time. NOTE: Not recommended for dishwasher washing. Keep the Brew Head Clean: The portafilter screen effectively separates the coffee powder from the brewing head, allowing it to stay clean. It is easier to clean than most other puck screens on the market, fine powder cannot be hidden, and the usage time may be extended. Reusable Coffee Filter: The espresso screen is compatible with 51mm portafilter baskets. And it is made of 304 Stainless Steel, as long as it is cleaned after each use, it can be used for a long time. PS: Not recommended for dishwasher washing. Fine Performance: This coffee puck screen made of a single-layer that’s only 0.2mm thick with 10385 holes, it evens out water flow while holding down the puck to prevent channeling and spurts from occurring.