Upgrade Chestnut C2 New Version Manual Grinder Portable Hand Coffee Grinder Burr Grind Machine With Metal Bean Canister|Manual Coffee Grinders LABOR SAVING DESIGN: Diamond pattern design ensures a slip proof and comfortable grind every time. The stainless steel crank and double bearing shaft makes grinding smooth and consistent. DURABLE STAINLESS STEEL BURR: The grinding burr is made of five axis CNC and HRC58 steel for speed and long life. POINT TO POINT COARSENESS ADJUSTER: Precision adjustment of grind with a firm and obvious clickable dial ensures you 100% precision control over the coarseness of your coffee beans. COMPACT AND PORTABLE: With its size and removable hand crank mechanism, quick and easy to assemble the Chestnut C2 is ideal for travel and camping. UPGRADED BEAN CANISTER: The material of the bean canister is upgraded to aluminum. Durable and lightweight the canister is now in aluminium so no more static electricity. Product Parameters Size: body 147mm*52mm handle 159cm Material: aluminium / stainless steel/ PC Volume: about 25g coffee beans Color: black Note: no washing, please use cleaning brush after grinding.