Useful. UH-SM183 Salad Spinner with Chopper (Red) Set Includes: Salad Spinner, Lettuce Knife, Mutli-Chopper,Salad Dressing Mixer, Air-Tight Lid Three Interchangeable Blades: Serrated Tomato Slicer, Mini Chop and Large Chop Dual Use Salad Spinner and Serving Bowl Air-Tight Storage Lid, Spinner Lid, and Chopper Lid Attachment