Ridgid 60052 Model K-7500 Autofeed 115 Volt Drum Machine With 3/4" x 100' C-100 Inner Core Cable and Standard Accessories. For 3" to 10" Drain/Sewer Lines. Cable spins at 200 RPM. Main and inner drums won't rustSplitor dent - everand clean easily. Powerful feed mechanism has Grease Fittings. Patented two Position stair climber eases transport.