Product Type: This countertop accessory is a round coffee knock box designed as a practical stainless steel knock box for everyday espresso prep. Function: The open-top espresso knock box provides a simple place to tap out spent coffee grounds from your portafilter after brewing. Construction: Built with a cylindrical body, horizontal knock bar, and side end caps, this knock box container is made for straightforward, repeated use. Stability: A non-slip base helps keep the coffee knock box steady on the work surface, supporting cleaner and more controlled tamping station workflow. Finish: The smooth matte-looking metal surface gives the stainless steel knock box a clean, professional look that fits neatly into a busy espresso setup.