58mm Espresso Backflush Disc / Blind Filter Basket, designed for cleaning and backflushing espresso machine group heads. Essential accessory for maintaining optimal coffee flavor and machine performance. Fits 58mm portafilters and is compatible with many popular machines, including Breville, Gaggia Classic, Rancilio, La Marzocco, ECM, Nuova Simonelli, Astoria, Faema, Slayer, Victoria Arduino, Vibiemme, and more. Made from food-grade 304 stainless steel, rust-resistant, wear-resistant, and built for long-term use. Strong, durable construction ensures consistent performance during repeated backflushing cycles. Compact, lightweight design allows for quick installation—simply place into your portafilter to backflush the machine. Ideal replacement for old, damaged, or worn blind filter inserts. Effectively removes coffee oils and residue buildup inside the group head. Helps extend machine lifespan and ensures cleaner extraction. Rinse and dry after use for repeated cleaning cycles. Feature: 1.Dimensions: 58mm diameter.  2.This 58mm blind filter is used for backwashing on semi- automatic espresso machines with a pressure release mechanism.  3.Suitable for handle instead of standard filter.  4.Backflushing the coffee machine helps to remove coffee residues that have built up in the coffee machine head.  5.Blind filters can be used with cleaning sheets.  Package Including 1 x 58mm Metal Blind Filter