Ryobi 18-Volt ONE+ 1/2 in. Cordless Hammer Drill Three operating modes - drill, driver and hammer - allows users to set specific power settings for the task at hand. 24 position clutch provides precise torque setting for various materials Two-speed gearbox with variable speed control gives users more control Auxiliary handle with depth stop rod increases accuracy during drilling applications Clutch override function offers quick mode changes from drilling to driving