The Ridgid 87592 is a 1/2" x 50' C-44IW cable. This cable is used for Ridgid drain cleaning machines K-400 and K-3800, and spins the auger head into clogs and blockage to break and remove them from pipes. The ends of this cable have an interlocked tip so that either another section of cable or an auger head can easily be attached, without the need for tools, depending on the requirements of the job. Why do so many professionals choose RIDGID tools? The answer is simple, trust. Millions of RIDGID tools go to work every day in plants, on construction sites and in countless other harsh environments. One of the design parameters for developing RIDGID tools is efficient operation. We engineer ease-of-use into every product. And, we include innovative features to ensure that our tools and machines get jobs done as quickly as possible without compromising quality.