Hilti's SF 6H-A22 ATC Cordless Hammer Drill/Driver is the essential item for Tradesmen who require performance, durability and safety thanks to Active Torque Control feature that helps protect users if the drill binds up during a drilling application. The intelligent electronic clutch provides different operating modes for various applications. Applications include hammer drilling in diameters up to 1/2 in. brick, masonry and aerated concrete. Great for cutting recesses and through-holes with hole saws up to 5 in. Dia; drilling with auger and spade bits up to 1-1/2 in. Dia in wood.