Blunt is a choice. So is rust. The Sharpening Tools Bundle is everything you need to bring a tired blade back and keep it that way. A Niwaki Twin Diamond File to reset edges that have been chipped, dropped or neglected. A Naniwa #1000 Sharpening Stone to hone them properly sharp. A Naniwa Rust Eraser to lift rust and sap. And Kamaki Camell