Both the t12dd drill driver and t12id impact driver feature powerful motors and precision metal gearing variable speed and reverse gears built in led worklights intelligent 1hr charger extends battery life and minimises charge time t12dd features a quick release removable 10mm keyless chuck with concealed magnetic bit holder plus 17 torque settings t12id features quick release bit holder and 90nm torque includes 2 x 15ah batteries battery charger and soft case