Made of stainless steel. For use in your electric grinder.Grinders sold separately and can be found through item search at item number 38-698-744-01, 38-698-745-01 and 38-698-749-01An unbeatable service and parts guarantee! Don't worry--it's covered! In addition to their superior line of quality products, L.E.M. Products has an experienced staff of technicians ready to handle any service problem you may have. Warranty issues are quickly handled by trained experts in the United States, who provide parts and service for all of Bass Pro Shops®/L.E.M. Products meat processing processing products. L.E.M. Products prides itself on the professional, friendly service customers have grown to expect over the years. Parts and service: 877-536-7769.