With a brushless motor, this DEWALT DCH273B 20-Volt Cordless Rotary Hammer has long-lasting run time and great durability. for user comfort, this rotary hammer has SHOCKS Active Vibration Control. with protections against dust inhalation, vibration and loss of tool control, this tool delivers performance you demand and safety you need.2.1 joules impact energy provides corded power without the cordRetractable utility hook for convenient hanging and storageIncludes 360 degree side handle and depth rodSDS plus chuckBrushless motor for extended runtime and durabilityShocks – active vibration control reduces vibration felt by the user at the handles, a perform and protect featureOptimized ergonomic design provides exceptional overhead drilling experienceFactory-set clutch reduces sudden, high torque reactions if bit jamsShop All Dewalt ToolsClick here for more information on Electronic Recycling Programs