... diameter from 1.8mm to 4.0mm Product Description1. TCK-35WZCNC CNC Versatile Spring Coiling Machine combines precision CNC ... coiling, pitching, forming, and cutting3. TCK-35WZCNC versatile spring coiling machine is able to produce torsion springs, compression springs ... / extension springs, abnormal machine, taper-spring, wire-forms and other related spring products. 4. It has 5 axis, all servo motor ...