Soft-starting 12-amp motor features full-time electronic feedback that maintains motor speed through the toughest applications. Variable-speed control feature (10,000-23,000 rpm) enables bit speed to be optimized for changing applications. Plunge base features machined brass bushings and steel guide rods for a smooth, free-flowing plunge stroke. Plunge base offers through-the-column dust collection for efficient dust removal and improved bit and cut-line visibility. Depth rod with six-position adjustable turret enables stepped or repeated plunge cuts.