The Dremel 8240 offers high performance and versatility, packaged in a sleek new tool design. As the new flagship 12-Volt cordless rotary tool, the 8240 features an optimized battery platform allowing DIYers to comfortably tackle a wide range of home improvement projects without the distraction of a cord. The powerful 12-Volt/2 AH Lithium-Ion battery provides maximum performance for extended working sessions. The new 8240 provides cord-like power in cordless form giving you the confidence to tackle the toughest of jobs. This 11-piece EZ Lock cutting accessory kit is specially curated to perform all cutting application, ideal for cutting in either metal or plastics. 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. The kit consists of EZ Lock thin cut wheels, EZ Lock metal cut-off wheels, EZ Lock plastic cut-off wheels and EZ Lock mandrel. EZ Lock technology allows for quick accessory changes without the need for a screw or wrench. Compatible with all Dremel corded and cordless rotary tools. There's no need to hunt for the right collet, all Dremel rotary accessories feature a 1/8" standard shank.