1.Powerful, high torque motor (twice the power and torque of the leading competitor) completes jobs faster, won't bog down under load. 

2. spindle lock system for quick and easy accessory changes, eliminates need to hold down awkward button.

3.Universal collet system accepts all standard rotary tool accessories 

4.spindle lock system for quick and easy accessory changes, eliminates need to hold down awkward button. 

5.  6 speed for maximum precision in all applications.