A powerful, easy to transport, versatile machine for cleaning indoor drains. requires minimal set-up to clean sink lines, floor drains, roof vents. Rugged, corrosion-resistant molded cable drum won't dent or rust. the drum tilt-adjusts for proper cable feed angle. inner-drum guards against cable flip-over. Cable drum's quick-release and built-in hand-holds allow easy cable size changes and balanced, two-handed transport. Standard drum capacity is 100' of 3/8" or 90' of 1/2" continuous length cable. 3/8" cable best for 1 1/2" to 3" lines up to 100'. 1/2" cable best for 2" to 4" lines up to 90'. Powerful 1/12 HP Universal Motor spins cable at 240 RPM max.