The Dremel 4000 is the most powerful and precise multifunction tool from Dremel. The constant electronics for automatic power supply under load always deliver maximum strength. With the soft grip and precise speed control, you have every work situation well under control. The spindle lock prevents accidental blocking of the tool's output shaft. This tool is a must-have for the demanding DIY enthusiast. The Dremel 4000 offers top performance and versatility for any task. With the Dremel 4000, you get excellent quality at an affordable price. It comes in an aluminum case.