- UDG K file is the stainless steel hand instrument with radiopaque silicon stopper and X-ray visible calibration rings. - It has an inactive pilot tip which helps in conducting the instrument safely along the canal till working length. - Good cutting ability. -Dedicated steel alloy for high resistance to fracture and high flexibility. - Size: 15-40. - Length: 25mm. - Taper: 2%. - 6 pieces for each blister pack. **For further product information , please contact Chat Support**