The new 58mm flat vertical burrs are the core of Pietro, and the founding pillar of the revolution, as they introduce a construction geometry designed to guarantee perfect extraction. Pietro is not just a manual coffee grinder, it is a style that gives coffee lovers maximum freedom of expression.  The result of a research process that combines passion, design and technology at your service.  Pietro is an innovative manual grinder built with premium materials and designed with ergonomics in mind: its features clean-cut lines enhance its solidity and functionality.Inside there is the real technological breakthrough, two vertical flat burrs, 58mm diameter, Bohler M340 steel with Dark-T coating and manufactured in-house by Fiorenzato, a guarantee of performance and durability.