Powerful 36 Volt combination tool for heavy duty hammer drilling and screw driving applications. Three speed settings for optimum performance in high torque, normal use and high speed applications. 22 position adjustable torque control for uniform results and optimized precision when screw driving. 13 mm all metal self-tightening key less chuck tightens throughout operation providing superior bit gripping strength. Ergonomically designed trigger and anti-slip comfort grip provides increased comfort and control. Electronic brake for added control. High performance fan cooled motor for maximum power and durability. All metal gearing for efficient power transmission and longer tool life. Enhanced durability and reliability to withstand the job-site environment and the most demanding applications.