3/8 X 75' INNER CORE CABLE: Powerful plumbing drain snake cable is made for use with RIDGID drum machines such as models K-3800 and K-375 OPTIMAL CLEANING POWER: Inner Core cable is more flexible than Integral Wound (IW) cable, therefore, it provides more cleaning power to the cable end for a superior performance THROUGHLY REMOVES DEBRIS: Effortlessly rotates the auger head to thoroughly remove debris from drain lines for an optimal clean GREAT FOR A VARIETY OF DRAINS: Ideal for cleaning a variety of indoor drains such as sink lines, floor drains, roof vents, and more HIGH-QUALITY DRAIN CLEANING CABLE: Top-of-the-line genuine 3/8 x 75' inner core drain snake cable is best for 1-1/2 to 3 lines up to 100'