Dremel EZ411SA EZ Lock 60 Grit Sanding Disc Great for light shaping and sanding Compatibility with EZ402 mandrel allows for sanding on flat surfaces as well as edges Lasts 2 times longer and removes 2 times more material than the original Dremel 411, 412, and 413 EZ Lock accessory for Faster Accessory Change (7 times faster)