Heavy duty. With its all-metal construction and steel planetary gear boxes, it can stand up to the heaviest workloads, yet the ride is surprisingly smooth and quiet. The high torque 1.5 HP 66 frame motor with triple planetary gears is totally enclosed and fan cooled to provide exceptional power and to withstand dust, moisture and other harsh conditions. The rugged HD units are ideal for sanding, screening, stone care, and concrete work. Features like the quick and easy handle adjustment, anti-fatigue design, and the exclusive "lockout lever" for safe two-handed start up make this machine operator friendly and a winner in every commercial setting. Dual-trigger negative pressure switch allows operator to run with either hand. Turn a 13" machine into a 20" or any other combination, by removing 4 bolts. Motor: 1.5HP, triple planetary; Power cord: 50' yellow. Handle grips: Soft, anti-fatigue; Wheels: 5".