The Dremel 4000 variable speed rotary tool offers the highest performance and most versatility of all Dremel rotary tools. The increased strength of its motor plus electronic feedback circuitry enables consistent performance at all speed levels. Dremel 4000 can use all existing Dremel accessories and attachments plus high-performance attachments to complete the widest range of projects. A slim, ergonomic body provides a 360-degree grip zone for comfort and control in any grip position. This kit includes the high performance 4000 multitool, with innovative features like electronic feedback, collet lock out function and an RPM bandwidth of 5000 to 35000. Additionally the kit includes the Flexshaft attachment, which is the ideal attachment for detailed work on hard to reach places. Next to the Flex Shaft attachment the kit includes 45 original Dremel accessories including SpeedClic.