TCK-20BCNC spring machine is able to produce torsion springs, compression springs, tension springs, ... taper-spring, wire-forms,etc Product Description1. TCK-20BCNC Spring machine combines precision CNC controlled servo-motion system and conveniences of ... . 3. TCK-20BCNC spring machine is equipped with eight slides. We design tools for individual purposes such as bending, coiling, pitching, forming ...