The Dremel 3000 Rotary Tool fits all existing Dremel accessories and most attachments, and it is one of the quietest and most efficient tools on the market! This rotary tool can be used in a variety of applications, and the efficient fan design and side vents make it comfortable for extended periods of use. The replaceable motor brushes extend the tool"s life, saving you time and money.Dremel 3000 Rotary Tool: Improved design and ergonomics Features EZ Twist nose cap with an integrated wrench, eliminating the need for a separate wrench More efficient fan design and side vents make it comfortable for extended use Symmetrical design Fits all existing Dremel accessories and most attachments Can be used in a wide range of applications Cutting Grinding Sanding Carving Polishing a variety of materials Variable speed from 5,000 to 32,000 RPM Cool-running ball bearing construction allows for smooth and quiet operation Replaceable motor brushes extend tool"s life 4-year warranty