Manual Coffee Maker Set, Mechanical Hand-Cranked 18 Bar Coffee Machine, With Pressure Gauge, For 58mm Portafilter, Ideal For Commercial And Home Use

Recommended Pressure: 1. Pre-infusion (3 bar - 5 bar): Low-pressure pre-infusion fully expands and moistens the coffee grounds, releasing aromatic compounds2. (6 bar - 9 bar): Gradually increase pressure to balance the acidity and sweetness of the coffee.3. (9 bar - 12 bar): High-pressure, slow extraction extracts more oils and flavor compounds, producing a rich coffee liquid.Specifications:Name: Manual Coffee Maker SetMaterial: SUS304 Stainless Steel, Aluminum Alloy, Solid Wood, Silicone, Copper, Cast IronSize: 31.5 * 20 * 38.5cmProduct Includes:1 * Manual Coffee Maker Set

• 【Manual Operation, No Electricity Needed】Operates entirely by hand, no power supply required. Ideal for coffee lovers with basic coffee-making experience to brew rich, oily espresso.
• 【58mm Professional Brewing Head】Wider contact area and optimized pressure gradient for excellent extraction. Freely adjust pressure, temperature and pre-infusion to customize your perfect coffee flavor.
• 【Premium Metal Construction】Crafted with high-quality metal materials, internal mechanical structure ensures strong gear durability and stable long-term use.
• 【Adjustable Pressure Extraction】Variable pressure controlled by shaking frequency, equipped with a pressure gauge for precise parameter control, helping you explore diverse flavors and create unique coffee.
• 【Usage Tips】Max extraction pressure: 18 bar (use appropriately). Recommended water volume: 80-100ml; fill water tank to 80% capacity. Add water slowly to prevent burns.