Created for coffee enthusiasts and specialty coffee connoisseurs, the Aztery Hand Grinder is a high-performance coffee grinder with an advanced burr design + lightweight aluminum body, and ultra-smooth drive assembly. Engineered to achieve the highest performance of grind particle distribution and consistency our burr design utilizes advanced geometries and tolerances providing an extremely consistent grind result with a highly refined particle distribution from coarse grind sizes for filter brewing to fine grind sizes for espresso. Key Features: Dual ball bearing drive assembly which ensures an ultra-smooth and stable function. Aluminum body construction that has the drive assembly supports cast in one part for the most strength and rigidity through the torque crank. All packaged in a handy zipper travel case to take it with you wherever you brew! It even has room for coffee and papers inside too. Precision 5 Axis CNC’d 38mm Stainless Steel Burr (Hardness: HRC58) 24 Point Precision Grind Adjustment per 360° rotation. Over 110 x Steps in Total