US2:-Used for cutting bone, more precise and efficient.five tipped,sharp with lines markes 7-8,5-10mm.
US3:-regions of anatomy.
US4:-sharp at the perimeter.
US5:-used for the lastic of bone and the collection of bone pieces,scalpel with a reversed trapez oid tip,sharp at three sides.
UC1:-used for cutting ligaments,with the slightest wound when pulling out firm and solid teeth.