An EZ Lock mandrel, EZ Lock cut-off wheels and the handy collet fan are part of this 130-Piece kit filled with genuine Dremel accessories. Offering reusable storage bins and lift-out trays for easy organization of the included bits, this kit is ready for cutting, grinding, polishing, sanding, cleaning and more. The kit also includes sanding bands, sandpaper discs, polishing compound, felt polishing wheels, aluminum oxide grinding stones, silicon carbide grinding stone, mandrels, wire brush, wrench and a reusable carrying case with clear lid. The Dremel 8220 variable-speed cordless rotary tool offers the highest performance and versatility of all Dremel cordless rotary tools. The strength of its motor facilitates maximum performance at all speed levels. The ability to use all current Dremel rotary tool accessories and attachments let the Dremel 8220 complete a wide range of projects. A slim ergonomic body provides a 360° grip zone for control in any position. Powered by 12-Volt MAX Lithium-Ion battery technology, the Dremel 8220 has a 33% longer run-time than the Dremel 8200 cordless rotary tool when cutting screws.