Dental 1:5 increasing fiber optic contra angle compatible with E-type electric motor. Specifications: - Chuck Type: Push button. - Water Spray: Internal four way spray. - Connector: E-type. - Bur Applicable: ∅1.59-1.60mm. - Gear Ratio: 1:5. - Rotation Speed: Max.200000min/rpm. - Noise: ≤60dB. **For further product information, please contact Chat Support**