FAMILY GRAIN MILL Flaker Mill Attachment for Bosch Universal Mixer and Nutrimill Artiste Grain Roller Mill Stand Mixer Attachment Oat Roller Mill for Stand Mixers. 5.0 out of 5 stars 1. $129.95 $ 129. 95. Get it as soon as Thu, Jun 20. FREE Shipping by Amazon. Only 6 left in stock order soon.