KitchenAid Grain Mill Attachment for Stand Mixers. This mill is for use with a stand mixer. You can make flour from wheat, corn, rye oats, or nearly any non-oily grain. - From Amazon.com.

Kenwood Grain Mill Attachment for Chef Stand Mixer. With this powerful mill, which attaches to a Kenwood stand mixer, any grain can be ground for use in breads or in blending cereals to personal taste. Six settings on the control knob permit milling to a desired degree of fineness or coarseness. From Amazon.com