NANOQUARTZ non-stick coating | increases resistance to corrosion | and chemical attack. | rim ø 62.5 mm - height 26 mm - 583 holes | flat bottom | circular holes with conical section | steel Aisi 304 - food-grade certified | matching tamper ø 53 mm | suitable for machines BREVILLE models BARISTA, | THE BAMBINO PLUS, | THE INFURER & THE DUO TEMP PRO | suitable for machines SAGE