The Dremel 4200 Variable-Speed Rotary Tool is the first ever rotary tool with the EZ Change mechanism for the easiest and quickest accessory change. The innovative EZ Change system is the fully integrated quick-change mechanism that allows easy and fast accessory changes without a wrench. Now, completing projects will be more convenient and faster than ever before. Offering the highest performance and most versatility of all Dremel rotary tools, the Dremel 4200 features electronic feedback circuitry that enables consistent performance at all speed levels. Dremel 4200 can use all existing Dremel accessories and attachments to complete the widest range of projects. A slim, ergonomic body provides a 360 degrees grip zone for comfort and control in any grip position. The 4200 has a separate on/off switch and variable-speed dial that allow convenient speed adjustment and maintain the selected speed even when tool is turned off. Includes: 4200 VS Rotary Tool, EZ407 – EZ Drum Mandrel, 408 – 1/2″ 60-Grit Sanding Bands (x6), 432 – 1/2″ 120-Grit Sanding Bands (x6), 445 – 1/2″ 240-Grit Sanding Bands (x6), EZ402 EZ – Lock Mandrel, EZ411 – EZ Lock Coarse Sanding Disc (x3), EZ412 EZ Lock Medium Sanding Disc (x3), EZ413 – EZ Lock Fine Sanding Disc (x3), EZ409 – Thin Cut 1-1/2″ Wheel, EZ456 – Metal 1-1/2″ Cut-Off Wheel, 107 – 1/8″ Engraving HS Cutter, 191 – 1/8″ High Speed Cutter, 561 – Spiral Bit, 8193 – 5/8″ Aluminum Oxide Grinding Stone, 84922 – 3/16″ Silicon Carbide Grinding Stone, 932 – 3/8″ Aluminum Oxide Grinding Stone, 403 – Brush Wheel, 428 – Carbon Brush Wheel, 150 – 1/8″ Drill Bit, Adapter and Drive Coupler for Attachments 225, 575 and 670, and Storage Case.