Flow screw (Gicleur) for E61 machines - size 0.7 mm

Description: Water flow control screw (Gicleur) for the famous E61 group head with a size of 0.7 mm. A very precise technical part that regulates the water flow rate to the coffee, directly affecting extraction pressure and flavor balance in professional espresso machines. Specifications: • Size: 0.7 mm (M5x1). • Compatibility: Astoria machines, Brasilia, and most E61 heads. • Material: high-quality copper.