RIDGID 37847 C-32 Inner Core Drain Snake Cable for Drum Machines such as K-3800 and K-375, 3/8-Inch x 75-Foot Drain Cleaning Cable 3/8-inch (10 mm) x 75-foot (23 m) drum cable for select drum machines such as K-3800 and K-375 Inner Core (IC) cable is a drain cleaner cable with a nylon core and provides good flexibility while resisting kinking and more cleaning power to the cable end Drain cable that is best for 1-1/2 inch (40 mm) to 3-inch (75 mm) lines up to 100 feet (30.4 m) The inner cable drum quickly releases to install this 26 pound (11.8 Kg) flexible drain cable Drain cleaning cable used most for cleaning indoor drains such as sink lines, floor drains and roof vents Drain Cleaning Cable Rotates Auger Head to Remove Debris from Lines For Use With Ridgid Drain Cleaning Machines