The impact drill/driver is designed to handle difficult materials (such as metal or masonry) anywhere on the construction site. This powerful impact drill driver has a quick mode selection feature to switch between impact modes , drilling mode and driving mode and also includes a clutch with 20 precise torque settings to reduce fastener damage. GSB18V-490 is equipped with Bosch electronic engine protection LED for illumination and belt clip. It is an easy-to-handle tool with an ergonomic grip area.