Non-Detachable Manual Coffee Grinder with 25 Level Stainless Steel Conical Burr Portable Aluminum Coffee Bean Grinder Suitable for Moka Pot Espresso French Press Pour Over Easy Cleaning with Brush Adjustable Grind Setting: Our hand coffee grinder features a precision adjustable grinding system, allowing you to effortlessly control the grind range from ultra-fine to coarse. Using an intuitive adjustment knob (turn clockwise for finer, counterclockwise for coarser), you can precisely match the standards required for different brewing methods: ultra-fine grounds for espresso and moka pots, medium-fine for pour-over and drip brewing, and coarse particles ideal for French presses and cold brew High Quality Design: This hand-crank coffee grinder features a CNC-machined 420 stainless steel burr, engineered for durability and precision. Its dual-bearing stabilized structure works in tandem with an aluminum heat-dissipating body to ensure fast, uniform, and low-temperature grinding every time, fully preserving the coffee beans' natural oils and aromatic compounds. The conical burr further enhances grinding consistency, effectively reducing friction heat to lock in the coffee's authentic flavor Dual-Bearing Design: The dual-bearing structure is the core design enabling this grinder's professional performance. With dual support from inner and outer bearings, it ensures uniform coffee particle size while significantly reducing rotational resistance for effortless grinding. This design also effectively distributes wear, extending the machine's lifespan. Additionally, the handle's anti-slip latch design prevents accidental slippage when inverted, avoiding spills from unexpected lid openings for added peace of mind Portable: This espresso hand grinder is compact and portable, featuring a sleek design that fits comfortably in your hand. Grinding is simple and effortless. Weighing just 455g, it easily fits into any carry-on bag. The ergonomic handle and all-metal body ensure comfortable grip and effortless grinding. Whether at home, in the office, or camping outdoors, you can quickly obtain fresh, evenly ground coffee Cleaning and Maintenance: The manual coffee grinder features a durable aluminum body that is not only sturdy but also easy to clean, simply wipe with a soft cloth to keep it spotless. Use the included cleaning brush to thoroughly sweep the hopper and burr area, removing all coffee grounds and oils. Important note: Never rinse with water, as residual moisture may affect subsequent coffee flavor and shorten the machine's lifespan. Additionally, the burrs are extremely sharp. Exercise caution during cleaning to avoid finger injuries Warm Prompt: This product is specifically designed for grinding roasted coffee beans. Do not use it for other ingredients. To maintain optimal performance, we recommend performing a deep clean every 3-6 months. For daily maintenance, simply use the included brush. Please note: Excessive disassembly may affect grinding precision. Never wash the unit with water to protect its internal precision components and extend its service life