Handheld knives are versatile tools designed for cutting and slicing. They come in various shapes and sizes, including kitchen knives, pocket knives, and utility knives. Each type serves specific purposes, such as food preparation, outdoor activities, or general tasks around the home. These knives typically feature a sharp blade and a handle for easy grip. Materials used for blades can include stainless steel or carbon steel, while handles may be made from wood, plastic, or metal. Proper care and maintenance, such as regular sharpening and cleaning, are essential for ensuring their longevity and effectiveness.