Feature: 1. Efficient Burr: The conical 6-core grinding burr grinds more evenly, stronger cutting force and grinds more efficiently. It can achieve high grinding degree and extremely low fine powder rate, making the ground coffee powder relatively uniform and the extraction more stable. 2. Digital Grinding Degree Adjustable: One circle of 24 grids(2 circles in total) for fine adjustment, the pitch of each grid is 0.04mm, grinding is more accurate to meet the fine requirements of Italian mocha, etc. 3. Durable Material: Coffee grinder is made from high-quality aluminum alloy with a wall thickness of 3mm, which is more than 1 times thicker than ordinary grinders. Anti-slip stripes on the surface ensures stable use. 4. The one-piece body is stable and durable, with heavy duty double central axis positioning, precision alignment for smoother grinding. Ergonomic wood crank ensures simple operation and comfortable grip. 5. Compact and Portable: Coffee bean grinding machine with about 35g coffee powder bin, ideal for single or double serve. Compact size and light weight design make it easy to store and carry. Specification: Specification: Color: Black Burr: 6 core stainless steel burr / 6 core titanium-plated burr (optional) Main Material: Aluminum Alloy Capacity: About 35g coffee beans Product size: 58*165*170mm/2.28*6.49*6.69in Product net weight: 650g/22.9oz Packaging size: 24.5*10.5*7.5cm/9.64*4.13*2.95in Packaging weight: 749g/26.4oz Package List: Package List: 1* grinder 1* instruction 1* cleaning brush