Function

• Oat crushers grind and crush oats into a powder for cooking and baking purposes. Oat crushers may also be used to grind other grains, such as wheat and barley.
  
  

Types

• There are many types of oat crushers, including those that are hand turned, automatic and windmill powered.
  
  

Antique

• Antique oat crushers -- those which have been around for a hundred years or more -- have become prized collector's items.