You can quickly eggs and whip cream Evenly and fine, just a light press. It will automatically rotating as you press down and counter rotating as it spring backs up, quiet and fast. Make of food grade Stainless Steels, could be used for any food, rusts resistant, ensures long terms use. Easy to : Just wipe under water and dry, dishwasher safe. Best tool for coffee drink, milk shakes, whip cream, salad dressings, sauces.