The hitachi cr18dsl is a high spec reciprocating sabre saw which uses high capacity 40ah li ion batteries offering 33 more runtime compared to 30ah batteries it has a multiplex protection circuit to maximise battery life the cr18dsl has a variable speed trigger a tool free blade changing system external brush caps and allows the blade to be fitted facing up or down for extra versatility the adjustable front shoe maximises blade life its soft grip handle provides extra comfort and it has a lock o