<human>: What are the advantages of a rotary tool?
<bot>: Advantages of using a rotary tool include speed, accuracy, and versatility. It can cut through metal, wood, plastic, and other materials quickly and precisely with minimal effort. Rotary tools also have a wide range of accessories that allow for different cutting tasks, such as sanding, grinding, drilling, and more. Additionally, they are relatively inexpensive compared to other types of power tools.