Our innovative new Variable-Speed MultiPro Rotary Tool features a new design and top speed of 35,000 rpm. It offers more control and precision than ever before, thanks to a click-and-set on/off switch. Add to that a new comfort grip housing for easier handling, and you?ve got a versatile tool you won?t want to put down. The Lightweight design makes it easy to use in any position. The Cool-running ball bearing construction provides smooth and quiet operation. Replaceable motor brushes help extend tool life. Accepts more than 150 Dremel? accessory bits. Can be used with a variety of versatile attachments. .