- High-speed handpiece 3-way spray 3 air. - Bulb: LED light. - Noise ≤70dB. - Air pressure at the back end of HP: 0.25-0.28MPA(4 holes). - Bur applicable Ø1.59-Ø1.6mmx21-23mm. - Rotation speed ≥300,000rpm. *Note that extra delivery fees may be applied to this item. For more info contact Toothpick Customer Support or check out Terms and Conditions policy.