Introducing the DuraMax® Variable RPM Speed Rotary Tool, featuring 40 pieces with carrying case. This powerful tool kit is perfect for any DIY project or workshop task. It features a variable speed function, allowing for precise control over your project's speed and efficiency. The kit includes 40 pieces of rotary tools, all designed for maximum durability and performance. The 120V battery ensures long-lasting power, while the carrying case makes it easy to transport and store your tools safely. With the DuraMax® brand name, you can trust that this tool kit is the real deal. Perfect for both professionals and hobbyists, this rotary tool kit is a must-have for any workshop.