The Cyclops 2 takes the guesswork out of removing the cable jackets from many types of twisted pair, multi-core (shielded and un-shielded) and fiber optic cables. The tool self-adjusts to automatically cut PVC, plenum and others without damaging the braids, foils or conductors. One piece design, ready to use right out of the package. Typical applications: data, voice, video, audio, security and others. Accepts cable diameters to .43 inches (11mm) diameter.