1L 250W Home Commercial Electric Coffee Bean Grinder Grind Burr Milling Espresso. Flat knife grinding disc grinds finely and evenly. The production process and appearance design are suitable for home and commercial dual-use type. 1L large-capacity bean storage. Overload protection device to prevent excessive current from damaging the motor; 2 spare fuses are attached to the base. Cutter diameter60mm (flat knife). If item is defective after 3 months, you can still send it back to us.