Thank you for viewing. This is a commercial-grade wave knife. It's a long slicer suitable for cutting castella cakes and other cakes. The serrated blade reduces resistance when cutting soft items, allowing for a clean cut. Wave Knife 350mm Bread Knife Slicer Cake Knife Pie Tools Bread Tools Stainless Steel Seki Cutlery Made in Japan [Bread Cutter] Bread Slicer Knife Tognon Blade length: 35cm Box is damaged