The hitachi ds18dsdl drill driver is a powerful drilldriver with high capacity 50ah li ion batteries that have double the performance of a 30ah li ion batteries the lightweight slide on batteries have a multiplex protection circuit for maximum battery life and are the same size and weight as 30ah40ah li ion batteries the drilldriver has a extremely high maximum torque of 92nm hard and a 2 speed gearbox to suit most applications with raised body mouldings for extra protection against dust and dir