Bosch hammers offer leading performance. A powerful 14 Amp motor with Constant Response circuitry. This provides a constant hard-hitting 12.4 Ft./Lbs. Of impact energy. Variable speed control allows users to adjust the impact force to the material being removed. The SDS-max® tool holder provides you with the largest assortment of Bosch brand steel accessories for every job. The padded rear handle absorbs shock for operator comfort.