This 18V Bosch Bulldog™ hammer provides superior performance and an outstanding impact-to-weight ratio. The GBH18V-28C 18V Brushless SDS-plus® Bulldog™ 1-1/8 In. Rotary Hammer delivers 2.6 Ft.-Lbs. of impact energy (EPTA). It weighs only 7.3 Lbs. without battery. The hammer’s brushless motor maximizes battery runtime for extended performance. It has KickBack Control technology, which helps reduce the risk of sudden tool reactions in binding conditions, and an anti-vibration system for maximum comfort in extended work applications. The L-shaped design provides better control for both overhead and horizontal drilling applications. The 360-degree side handle provides a variety of grip positions for maximum user comfort. The hammer features Vario-Lock to rotate and lock the chisel. This hammer features Bluetooth® connectivity (which connects with Connectivity Tool Module sold separately), linking the free Bosch Toolbox app on any connected device for easy customization of one of three different working modes (Auto, Favorite, Soft) to ensure the right setting for any job. And it has a user interface, which is an on-tool display that helps manage tool performance for immediate feedback and control. The GBH18V-28C is compatible with the GDE18V-16, a Dust Collection Attachment (sold separately), delivering a state-of-the-art mobile dust solution for drilling holes overhead into concrete and throughout the jobsite. This kit includes two CORE18V® 8 Ah High Power Batteries and an 18V Fast Charger to keep you power-ready on any job.