Low-speed EVA head. Damped 0.8mm stroke for tissue preserving and pleasant treatment. For removal of excess filling material and working restored proximal surfaces, for quick unilateral or bilateral interdental exposure, enamel reduction, for bevelling and finishing preparations (with Bevelshape files), for removing soft dental plaque and calculus, etc. Interior cooling possible (especially for subgingival applications). Use with sufficient water spray (min. 50 ml/min). Maximum drive speed 20,000 rpm.