This rugged floor machine is built to endure the rigorous demands of commercial cleaning. A large 66 frame, capacitor start, capacitor run 1.5 HP induction motor will endure decades of heavy duty usage. Power is delivered to the floor through an extremely rugged, high quality, precision cut triple planetary gear-case engineered for years of reliable service. The cast aluminum base is many times tougher than plastic or stamped metal competitor models. Other features include large 5" non-marking wheels, thumb activated safety interlock, heavy duty handle, non-marking bumper and an easy to access 15 amp circuit breaker. Die cast aluminum motor base and handle housing. 1.5" cold rolled steel and non-marking PVC grips. Dual main switch levers. Motor: 1.5 hp single speed, 175 rpm. Electrical: 115V, 60 Hz.