10Packs NSK Style Dental High Speed Surgical Handpiece Push Button Turbine 4Hole
Features for High Speed 4-hole Handpiece Chuck：Push button. Cap wrench. Air Pressure：0.21–0.23 MPa. Rotate speed：300000-350000r/min. Noise level: ≤70 dB. Head size：Φ13.15mm H12.5mm. Bur size：1.59-1.6mm.