Description : BH2770VCD Ergonomic Handles w/ Softgrip: Improved comfort in all day use. Hammer Tube Design dissipates heat: Flutes on the hammer tube act like a radiator to dissipate heat buildup inside the tool. New Motor Design: Increase motor output power provides up to 30-Percent more impact energy vs the BH2760. Non-slip Rubber Cover: Reduces accidental tip over. Includes a Bosch Deluxe Cart: better ergonomics and maneuverability to and from the Jobsite.