Eureka Helios 65 Touchscreen 65mm Flat Burr Commercial Espresso Grinder, Black.Touchscreen Controls - A large, responsive touchscreen offers excellent control and grind stats.Eureka HELIOS 65 is a high-tech professional coffee grinder Very fast, extremely fast grinding is ensured by the flat burrs with a diameter of 65 mm. The micrometric adjustment, patented, without stop points, of the lower burr allows cleaning without losing the adjustment