With the Kai knife sharpener, sharpening knives at home has never been easier. The Kai knife sharpener offers three grits in one device: Step 1 (Diamond): #270, Step 2 (Rotation): #150, Step 3 (Rods): #1000. It is suitable for all symmetrically ground blades with a 30° angle. The plastic cover of the Kai knife sharpener is designed not only for protection. When removed, it serves as a practical handle, providing more safety and stability while sharpening. The knife sharpener is not suitable for single-bevel knives or serrated knives.