GBH18V-26DK26GDE Bosch 18V Brushless SDS-plus Bulldog 1 D-Handle Rotary Hammer Kit delivers the maximum in mobility impact and movement toward OSHA compliance. The GBH18V-26DK26GDE Bosch 18V Brushless SDS-plus Bulldog 1 D-Handle Rotary Hammer Kit includes the 18V EC Brushless 1 In. SDS-plus Bulldog Rotary Hammer a cordless SDS-plus Mobile Dust Extractor and two CORE18V Lithium-ion batteries. The GBH18V-26D D-handle hammer consistently outperforms the best-selling 1 In. corded 11255VSR Bulldog making it better than the best. The hammer delivers 1.9 Ft.-Lbs. of impact energy based on the European Power Tool Association (EPTA) industry standard. It weighs only 5.8 Lbs. (tool only not including battery) for an outstanding impact-to-weight ratio. The cordless GDE18V-26D Mobile Dust extractor features a HEPA filter helping users move toward compliance with OSHA silica regulations. The dust canister capacity can accommodate up to 20 holes using a 1 -2 In. diameter bit drilling 2 In. deep into concrete. The CORE18V batteries include an 8.0 Ah Performance and a 4.0 Ah Compact. Engineered with 21700 cell technology they deliver advanced power plus CoolPack 2.0 technology to manage the heat.