Product Description The Bosch RH328VC SDS-plus® 1-1/8 In. Rotary Hammer can deliver 2.4 Ft.-Lbs. of impact energy, but this tool weighs only 7.7 Lbs. and is a compact length of 12.5 In., for an outstanding power-to-size ratio. The 8.0-amp motor generates up to 4,000 blows per minute, making it an ideal choice for construction or demolition. The multifunction selector gives the user the versatility to match mode to application – rotary hammer, rotation-only or hammer-only mode. It has Vibration Control in the hammer mechanism and grip area to provide improved user comfort. The hammer provides an integral clutch that discontinues power transmission for bind situations, and it has Vario-Lock to set the chisel into one of 12 positions for better leverage. Amazon.com The Bosch 1-1/8-Inch SDS-plus Rotary Hammer offers the ideal combination of power, impact energy, drilling speed, and comfort. It features vibration control for superior performance, and an excellent power-to-weight ratio for fast chiseling and drilling. It also provides three modes of operation--rotary hammer, hammer only, or rotation only--and an integral clutch to make this tool more versatile. The hammer comes with an auxiliary handle and a carrying case.Two-Step Vibration ControlThe rotary hammer provides vibration control without compromising performance. It reduces vibrations via a two-step process, originating from the impact mechanism and progressing to the handle, which features rubber dampening elements on the top and bottom.Excellent Power-to-Weight Ratio with Variable Speed TriggerPowered by an 8-amp motor, the hammer weighs 7.7 pounds and provides 2.6 ft./lbs. of impact energy, making it the one of the best rotary hammers in its class.For better control and accurate bit starting, the rotary hammer boasts a variable speed three-finger trigger (0-4,000 bpm; 0-900 rpm).Three Modes of Operation for Versatile UseThe rotary hammer offers three modes of operation. Use the multifunction selector to choose rotary hammer, hammer only, or rotation only mode. An integral clutch helps minimize torque reaction, and a 360-degree auxiliary handle further enhances project flexibility.Warranty InformationThe Bosch 1-1/8-Inch Rotary Hammer is backed by a manufacturer's one-year limited warranty.What's in the BoxRotary hammer, auxiliary handle, and carrying case. From the Manufacturer Best combination of power, impact energy, drilling speed and comfort in a 1-1/8" rotary hammer See more