Nordent Endodontic Condenser Double Ended 5-7 DL-R Handle: - The working ends are 21 mm long with a .02 mm taper. #5 (D1=0.58 mm / D16=1.2 mm) #7 (D1=0.76 mm / D16=1.2 mm). - Handle features 3/8”/9.5mm Diameter which is extremely lightweight for maximum tactile sensitivity. **For further product information , please contact Chat Support**