Ergonomically designed to allow for comfortable and assured, single handed control . Durable 1.25HP motor delivers the power to meet the toughest applications. Soft-starting motor features full-time electronic feedback that maintains motor speed through the cut. Adjustment ring enables controlled bit depth changes to within 1/64". Depth ring and clamping mechanism combine to ensure motor remains locked in position. Large, low-pressure spindle lock button allows for comfortable, single wrench bit changes.  Includes two bases, fixed and plunge.