The BOSCH GBH18V-26K24GDE 18V EC Brushless SDS-plus Bulldog 1” Rotary Hammer Kit pairs the CORE18V 6.3 Ah Battery the best-built battery on the planet with a powerful SDS-plus® Bulldog™ 1 In. Rotary Hammer. The included dust collection attachment provides a self-contained HEPA dust solution for maximum mobility. When put to the drilling test in concrete, the CORE18V and the GBH18V-26 hammer delivered up to 32 percent more holes than the hammer with previous-generation 6.0 Ah batteries. With BOSCH GBH18V-26K24GDE 18V EC Brushless SDS-plus Bulldog 1” Rotary Hammer Kits efficient EC Brushless motor, the hammer weighs only 6.3 Lbs. (tool only, not including battery) but powers 1.9 Ft.-Lbs. of impact energy. BOSCH GBH18V-26K24GDE 18V EC Brushless SDS-plus Bulldog 1” Rotary Hammer Kit also has KickBack Control, an integrated sensor to stop tool rotation in bind-up situations, as well as Vibration Control. BOSCH GBH18V-26K24GDE 18V EC Brushless SDS-plus Bulldog 1” Rotary Hammer Kit features rotary hammer, rotation only and hammer only modes. The dust collector has a HEPA filter. BOSCH GBH18V-26K24GDE 18V EC Brushless SDS-plus Bulldog 1” Rotary Hammer Kit works with Bosch PRO+GUARD™ dust solutions an end-to-end dust-collection system that helps users move toward OSHA Silica Table 1 dust compliance. The included fast charger can charge a spent CORE18V to 80 percent in 41 minutes and to 100 percent in 55 minutes.