The coated flat beater is perfect for quickly and thoroughly mashing potatoes, mixing cake batter and cookie dough and so much more. The flat beater is top-rack dishwasher safe. Fits models K45SS, KSM75 and KSM95. From the Manufacturer Mix up your favorite desserts with KitchenAid's flat beater. This nylon-coated attachment fits 4-1/2-quart KitchenAid stand mixers. The beater is perfect for mashing potatoes, mixing cake batter and cookie dough, and so much more.