FLEX XC 3401 VRGItem No. XC 3401 VR The DA orbital rotation of this innovative polisher simulates the circular movement of the human hand while polishing. At the same time, the polisher's highly smooth running facilitates a careful, precise finish and even offers what is necessary for hologram free polishing. That's just what this polisher, with its ergonomically designed knob handle, was made for. The positive drive ensures a uniform movement, even under load,