The Dremel 4000 corded rotary tool with interchangeable accessories and attachments will give you the perfect results with one tool. The tool has a 360 degree soft grip for greater maneuverability and comfort in any position. Tackle the smallest and most detailed tasks in awkward and tight spaces. With 5 000-35 000rpm variable speed control and separate on/off switch you will always have the perfect speed for the task at hand. Add the high-performance motor to the equation and consistently get the maximum speed. Sand grind cut and more on any material with the same ease.