• Powerful 7 Amp with Torque limiter prevents damage by disengaging gears if bit binds • 3 operation modes: rotation, hammering with rotation, hammering Model#: HR2811F This Makita 1-1/8 in. Rotary Hammer Drill can work in any of 3 modes of operation: rotation only, hammering with rotation and hammering only. The drill's hammering action is disengaged when the drill is idle, which reduces fatigue. The 6.7 Amp motor can produce as many as 4500 BPM ― enough hammering for many tough tasks. It also has an LED light that shines on the work surface so you can see what you're doing. A padded grip and side handle provide more comfort and control.