Description: The head 168D is used to complete the lower part of contra-angle120D, which together create a complex micromotoric contra angle handpiece without light. The gear ratio is 1:1 (without multiplication). The fixation of drill-bit is designated via turning detent lock. Body of the head is relieved by cladding metal jacket and its hygiene is secured by sterilisation at 135°C. Technical features: Speed: max. 40 000 rpm Gear ratio: 1:1 Colour marker: blue dot Sterilisation: AUTOCLAVE 135°C Drill fixing system: tumbler detent lock of drill-bit Applicable burrs: diameter of shank 2,334-2,350mm, length max. 22,0mm Weight: 11g