Easily prep healthy snacks with 3 interchangeable blades! Core/wedge apples, mangos, tomatoes, onions and potatoes with interchangeable 4"/ 10cm stainless steel blades. Center fruit on push plate. Line up blade with push plate handles. Center over core, keep hands away from blades, and push down in one easy motion. Tomato serrated blade is able to cut through tomatoes without crushing them. Apple blade perfectly cores and gives 8 wedges of apples or potatoes! Mango blade easily slice mango while removing the pit at the same time. Push plate pushes fruit up and out, catches juice for easy cleaning and protects blades when stored together. Dishwasher safe.