how does a jet mill work

My Benchmaster CNC Mill – how does a jet mill work , · I currently have many tools in my shop. My favorite one is the CNC mill I built from an old 1954 Benchmaster mill. It’s heavy duty and very rigid.Hemly Tool Supply - Carbide Cutting Tools | Carbide ...Hemly Tool Supply specializes in selling high quality carbide cutting tools & industrial products including a wide range of carbide inserts and end mills.