■rotary speed of motor ：≥15000rpm, discretionary speed
■the main machine can connect many working heads, including drill, sagittal saw, reciprocating saw and so on.
■rotary speed of drill : ≥850rpm，drill chuck diameter :ф0.6-6mm.
■frequency of swing : ≥15000′/min, range of swing : ≥5º.
■frequency of reciprocating saw : ≥15000′/min, reciprocating distance : ≥3.2mm.
■li-ion battery, voltage is 14.8v, no necessary to sterilization.
■powerful main engine, can be sterilized in high temperature (135℃).