Aster you can trust... dough hook:with 1-5 speeds, it is perfect for quickly and thoroughly mashing potatoes,mixing cake batter and cookie dough and so on. best used for mixing and kneading yeast duygh. flat beater:well-distributed design make perfectly mix all angle of the bowl, and with 2-6 speed thoroughly mix ingrdients. wire whipper: stainless steel material, easy to clean and dishwasher safe.with 6-8 high-speed running to make