Push-button chuck Ultramini TwinPower Turbine is a compact, ergonomic and high-powered device. It has small dimensions and simultaneous high power which helps in making the treatment process much easier in the molar area, with or without mirror. 20 watts of power is provided with UltraE and UltraM offers a power of 18 watts. The smallest unit in the Ultramini TwinPower family holds standard burrs of length up to 20 mm. It is equipped with Double-impeller technology, Quick-stop system, Zero suck back, Ceramic ball bearings, and Radial air bypass. Some of its additional features include: Quiet operation, Compact head and Easy cartridge replacement. Modell PAR-UMX-O has head size ø 9.0 mm and height 10.6 mm, power 18 watts and weight 45 g. It has push button chuck. Modell PAR-UEX-O has head size ø 9.0 mm height of 12.7 mm and power 20 Watts with weight 45 g.