The flexible spring is free to extend to 25ft, and can easily solve deep pipe blockage problems. It requires no chemicals and will never harm your drain pipe. The flexible spring can be bent more than 90 degrees without breaking or kinking, which enables you to remove the sink clogs efficiently. After use, the springs can be stored in the drum to keep it tidier than conventional drain cleaner. Made of high-quality ABS and carbon steel wire cable for long-lasting durability, the Mechanical handle design is labor-saving and anti-slip, smooth, and comfortable to hold. It also offers an upgraded metal mouth to reduce wear, and easy to use stop screw to secure the cable in place. The plumbing snake drain auger is professionally used for various drains such as kitchen and bathroom sinks, bathtubs and shower drains, and sewer and floor drains. The sink snake is equipped with special tips for clearing downspouts and even central vacuum lines. (Please note: can't be used for the toilet)