Model Mini-Rooter Line Capacity:1"~4" Cables:1/4", 5/16", 3/8", 1/2"(EM) Mini-Rooter clears lines form roof-top to basement, including kitchen, bath and laundry drains. You can do heavier work in 4" lines when the Mini-Rooter is equipped with a 1/2" cable. You can remove drum in seconds for more portability or to switch to a different diameter cable-- with no mess and no lost time. An optional power cable feed gives you better feeding and retracting control. For small drain work, you can order your Mini-Rooter with a "J" Drum or a dual Drum for handling smaller, more flexible cables. Different package combination available for your selection.