Ridgid 36008 115V K-45AF-7 Drain Cleaner Excellent for small line cleaning. Opens clogged lavatory, sink lines, urinals and tub or shower drains. Advanced two-way AUTOFEED control keeps hands and work area clean  advances & retrieves cable with push of a lever. Variable speed power unit rotates cable 0-600 RPMs. Two-piece twist lock canister with interchangeable inner drum - Makes cable change-out simple; easy to match the right cable for the job Inner drum prevents water leaks and greatly reduces cable flip-over inside the drum. Drum Capacity: 50' of 516" (15 m of 8 mm) or 35' of 38" (11 m of 10 mm).