- ISO 068/042. - High-speed Handpieces. - Used for lingual fossa polishing molars miso-occlusal. - Technique: super coarse diamond. - MAX. speed 160,000 rpm. - Made in China. - The max diameter: 4.4 mm. - Full length: 19.2 mm. - Type: Wheel. **For further product information, please contact Chat Support**