98 holes ø 3 mmAisi 304 stainless steel - food hygiene certified integrated membrane 200 μMfor GROUPS E61 ASCASO-BEZZERA-BFC-BIANCHIBRASILIA-CASADIO-DID-ECM-EXPOBAR-FAEMA-FIORENZATO GRIMAC-IBERITAL-LANUOVA SIMONELLI ERA-LASCALA-L’ORCHESTRALE QUALITYESPRESSO-ROCKET-ROYAL-SABITALIA-SANREMO-VFA VIBIEMME-WEGA