The bosch gsrmx2drive professional cordless screwdriver is a 36v screwdriver that gives you maximum power in a trouser pocket size package it has an innovative 2 speed gearbox that allows for the gear to be changed without interruption by the onoff switch and provides a powerful 10 nm it is fast and precise due to the optimum gear ratio fast driving in 2nd gear 0 ndash 580 rpm ndash precise and flush driving in 1st gear 150 rpm extremely compact with a very short head length only