Two ball bearings in the turned, light aluminium hand piece and one in the drive end prevent tool bit chatter. The highly flexible shroud and core effortlessly transmit power without heating up when bent tightly. Antikink springs at the grip and drive end prevent kinks. Six MICROMOT collets 1.0 1.5 - 2.0 - 2.4 - 3.0 and 3.2mm are supplied. No 28620