The GSB 18V-55 is the ideal brushless starter drill driver in the Bosch 18V range. 55 Nm hard torque & 1, 800rpm ensures high performance & maximum efficiency. Its 13mm Roehm metal chuck delivers ideal power for all applications. The brushless motor prolongs lifetime & runtimes. It is suitable for drilling (inc. impact) in wood/steel/masonry (up to 35/13/13mm) for screw diameters up to 10mm. Practical battery charge level indicator: constantly shows how much energy is left in the battery. Bosch Hyper Charge: due to the rapid charging process, the batteries are charged to 75% after just half of the charge time No memory effect: the battery can be charged regardless of the charging state at any time, without damaging the cells