Metabo MFE 30 (601119520) Wall Chaser Wall chaser ideal for quick and clean cutting Vario Constamatic full-wave electronics provide adjustable groove width 31 in./lbs. of torque; 0-to-30-inch adjustable cutting depth; 8,200 RPM no-load speed Includes electric starter, restart guard, overload protection, coil guard, automatic safety clutch, auto-stop carbon brushes, suction nozzle, and chase extraction chisel 3-year limited warranty