The Drain-Rooter PH feeds and retrieves the cable at up to 16 feet per minute. A four-foot guide hose eliminates cable whipping, dirty fixtures and messy floors. And the drum speed can be varied by changing the pressure on the foot pedal, making it easier to thread the boring head through strainers or crossbars. The Drain-Rooter PH is a real labor-saver on long jobs or when working in a cramped area where the weight of the machine could get burdensome.From the ManufacturerThe Drain-Rooter PH feeds and retrieves the cable at up to 16 feet per minute. A four-foot guide hose eliminates cable whipping, dirty fixtures and messy floors. And the drum speed can be varied by changing the pressure on the foot pedal, making it easier to thread the boring head through strainers or crossbars. The Drain-Rooter PH is a real labor-saver on long jobs or when working in a cramped area where the weight of the machine could get burdensome.