Concentrated force, longer lifespan, better control. DIAO instruments are distinguished by their handling, vibration-free operation, and smooth work on the tooth. Optimal speed 160,000 rpm. Thin diamond bur ISO: 103 - Maximum Revolution: 450,000 rpm - Shape: RUGBY BALL Diameter 016 - Turbine Shank - Grain Type: - Application: Crown Preparation - Packaging Quantity: 5 pcs