Sharpening various types of knives: This includes kitchen knives, fruit knives, chef knives, bread knives, and even serrated blades. Sharpening other tools: It can also be used to sharpen scissors, garden shears, lawnmower blades, and blender blades. Restoring dull blades: The sharpener effectively restores the sharpness of old and blunt knives, eliminating the need to purchase new ones. Safe and convenient sharpening: The suction pad base allows for secure attachment to a flat surface, enabling safe, one-handed operation and preventing slipping during use. It is designed to be easy and safe to use, even for children and the elderly.