This comprehensive rotary tool set includes one corded rotary tool and 185 accessories for a wide range of applications. The kit contains drill bits, grinding bits, polishing wheels, polishing compounds, steel and nylon brushes, cutting wheels, mandrels, and more. Designed for versatility, it works effectively on softwood, hardwood, plastic, steel, aluminum, brass, shell, stone, ceramic, and glass for cleaning, polishing, drilling, engraving, cutting, and grinding tasks.The tool features five variable speed settings ranging from 10000 to 28000 RPM, allowing precise control for different materials and tasks. A built-in indicator displays the current speed level through blue light patterns. The 150-watt motor provides reliable power for efficient operation. The compact design measures 6.1 by 1.38 by 1.38 inches and weighs just 0.2 pounds, making it easy to handle and control during detailed work.Operation is straightforward with a simple lock button for changing heads and a power switch for selecting speeds. The tool accepts chuck sizes from 0.5 to 3.2 millimeters and comes with a 100-240V adapter plug with a 37.4-inch cable. Suitable for both beginners and experienced users working on small area treatments and precision projects.