Crimping tool can produce 8-core cable and telephone line twenty-four core crystal head. This tool integrates network pliers all function, can facilitate a network cable (telephone line) cutting, creasing, stripping and other operations. Made from high quality steel. The Mouth of the press-pliers is made of magnetic steel- which is hard and durable It will not damage the shelled-wire and works conveniently with high efficiency. While using press-pliers- just insert the crystal top into its position and press it.