The Ridgid K-45 Sink Machine has a convenient Autofeed feature to power the cable through tough blockages with the push of a lever. The machine is lightweight and ideal for small line cleaning such as lavatory, sink lines, urinals and tub/shower drains. The durable, vinyl wrapped 25' inner core assures long cable life. The line capacity for the machine is 3/4" to 1-1/2". The drum has a capacity of 50 ft. of 5/16" cable or 35 ft. of 3/8" cable. The sink machine includes: Autofeed, 5/16" x 25 ft. inner core cable with inner drum, drain cleaning gloves and manual.