Premium rotary tool kit - Includes 4300 high performance rotary tool, 5 attachments, 40 high-quality Dremel accessories, and plastic storage case. | High performance motor – Our most powerful motor delivers maximum performance even in the most demanding applications. | Variable speed - 5, 000 – 35, 000 RPM with electronic feedback for consistent performance & accurate tool control | Universal 3-jaw chuck - Allows the use of all Dremel accessory shank sizes making it compatible with the entire line of our high-quality accessories. | Pivot light - Rotates to illuminate your projects even in difficult to reach spaces | Innovated air flow system - Ventilation mechanism helps prevent heat build-up for smoother, cooler, and quieter operation | Replaceable brushes – Motor brushes can be replaced to extend tool life | Slim & ergonomic body - For added comfort & grip during extended use | Separate on/off switch & speed dial – For added convenience & control | Accessory & attachment compatible: Accommodates all dremel rotary accessories & attachments for thousands of applications. Attachments in the kit include pivot light, 675 lawn mower & garden tool sharpener, a550 shield rotary attachment, 565 multipurpose cutting kit, A576 sanding/grinding guide