: In heavy mud blockages, plumbers use round wire corkscrews from providers like Sewer Equipment Co. to bore small holes that allow water to flow, eventually "souping up" the debris until the drain is clear. 2. The Material: 5,000 Years of Resilience
: When the cable is fed into a pipe and rotated, the "corkscrew" end bores into blockages like hair, grease, or roots. drain unblocker cork