The hitachi c18dsl 165mm circular saw has a multiplex protection circuit to maximise battery life it is an efficient cordless solution in trimming wood panels and chipboards a transparent blade guard offers protection without minimising sight of the cut line the saw has an electric brake to ensure operator safety and its slimline blade 16mm kerf reduces battery drain to maximise cutting time a spotlight illuminates the cut line thus improving visibility and the no riving knife means easier plung