EZ Lock technology allows for quick accessory changes without the need for a screw or wrench. The kit provides the organized storage of popular Dremel accessories in a small, compact footprint. This accessory set offers a reusable storage case with clear lid and lift-out tray for easy organization of the included bits. Specially curated kit for all cutting applications. Comes with re-useable storage case and 11 EZ Lock accessories. EZ Lock technology allows for quick accessory changes without the need for a screw or wrench. Clear lid, storage bin, and removable tray make accessories easy to locate. Can stack easily, stand upright, or hang on a wall by hook. Small footprint saves space.