The 1-9/16” AVT® Rotary Hammer (model HR4013C) has 45% less vibration and 20% more impact energy than the previous model. It is engineered with enhanced Anti-Vibration Technology (AVT®), a synchronized three-component system for significantly less vibration. The result of the enhanced AVT® is a...

The Makita 1-9/16" Rotary Hammer (model HR4002) has a powerful 10 AMP motor that delivers 2,500 BPM for the most demanding applications. The HR4002 includes a torque limiting clutch that is engineered to prevent gear damage by automatically disengaging gears if the bit binds....

Description The bit in a hammer drill, as it’s spinning around, is also punching - or hammering - up and down really fast into the material being drilled. Here is some additional information about Makita Rotary Hammer Kit. Voltage: 120.