Great for light shaping and sanding</br>Compatibility with EZ402 mandrel allows for sanding on flat surfaces as well as edges</br>Lasts 2 times longer and removes 2 times more material than the original Dremel 411?? 412?? and 413</br>EZ Lock accessory for Faster Accessory Change (7 times faster)</br></br>Product Description</br></br>Dremel EZ Lock is the fastest and easiest way to change mandrel-mounted accessories.</br><br/>http://www.amazon.com/gp/product/B005JRJHJ4