The Coast Manufacturing TorqueMaster TM750 and the Electric Eel Model C are good drain cleaning machines, according to Plumber magazine. These powerful machines quickly unclog drains, and the can clean residential and commercial pipes. Both require a single operator.
The Coast Manufacturing TorqueMaster TM750 has a steel frame, rear handle and 10-inch tires. It clears pipes up to 500 feet long and 10 inches in diameter.
The Electric Eel Model C is a drain cleaning machine for pipes up to 200 feet long. Designed for sewer lines, this model effectively clears stubborn obstructions, such as plant roots, in pipes between 3 and 10 inches in diameter.