New grinder disc (plate) for the old style Hobart Kitchenaid meat grinder attachment. These are new stainless steel discs. This is the 3/16" (4.5 mm) grinder hole size.These metal plates will NOT fit the new plastic KA attachments. They will only fit those similiar to the ones pictured. Note: You are purchasing the grinding disc only. The Kitchenaid grinder attachments pictures are NOT included in purchase. They are for model reference only.