Best In Class Power To Size Ratio Fast Cutting, Grinding and Sanding Maximum Control and Versatility With a Full Variable Speed Dial RYOBI Introduces the best in class power to size ratio 1.4A Rotary Tool. With up to 35,000 rated RPM, this rotary tool has the power to cut, grind, and sand with ease. The variable speed dial allows users the ability to change the speed for maximum control and versatility. This tool also features the new innovative Quick-Change Collet with 4 times faster accessory changes, which makes switching accessories quick and easy. Backed by the RYOBI 3-Year Manufacturer's Warranty, the 1.4A Rotary Tool includes (30) grinding/cutting/sanding/polishing Accessories, 4 Attachments, (1) Accessories Storage Case, Wrench, and Operator's Manual.