The Chicago Pneumatic 1/2” Hammer Drill, No. CP8548, offers a maximum torque force of 60 ft/lbs and a two-speed gearbox providing between 450 and 1,600 rpm. With three functional modes, the hammer drill is capable of screwing, conventional drilling and hammer drilling. Complete with an ergonomic handle coated in thermo-plastic rubber and a composite side handle, the CP8548 has multiple handling positions, providing user stability and comfort.