The grain grinder made of food-grade stainless steel, tough and durable, no processing pollution,Metal motor blade: wear resistance, ensure the stability and safety of the motor for a long time. High Speed Electric Grain Mill Machine is buckle structure, good sealing, high security,three layers stainless steel quenching blades, grinding circularly, milling completely. Do not clean the machine with water, you can clean the machine by cloth or brush.During using, do not open the upper cover or put your hands. Electric grain grinder motor speed:28000(r/min).Capacity: 150g, Rated Power:900W, Working time:5mins. Rotation speed: 28000 r/min. Fitness: 30-300mesh