10handstück dental high speed led fiber optic handpiece turbine 4loch this item is in the category business & industrie\medizin & labor\zahnmedizin & kieferorthopädie\handinstrumente\allgemeine handinstrumente. Do not use a bent, damaged, or short hanle bur. Clean the LED using 70% GL alcohol or other disinfection without having an ammonium or acid basis or chlorine.