Designed, engineered, and tested by KitchenAid The unique spiral design of this dough hook replicates hand-kneading with a powerful force that kneads 25% more yeast bread dough than our previous models For use with the following models ONLY: KV25G0X, KV25G8X, KV25H0X, KP26M1X, KP26M8X, KL26M8X, and KB26G1X Package dimensions: 1.0inches L x 1.0inches W x 1.0inches H