Powerful, compact cordless rotary hammer features drilling performance Plus chiseling in a lighter tool, to allow great productivity and efficiency in concrete and masonry applications | Lightweight design, at only 5.7 lbs. (Tool only, not including battery) for great performance-to-weight ratio | Efficient 18V motor produces 1.3 ft.-Lbs. Of impact energy for professional applications | Battery requirement requires a Bosch 18V 4.0 Ah battery or higher | Robust power system produces 0-4, 550 no-load BPM and 0-1, 800 no-load RPM | Multi-function selector three modes of operation: rotary hammer, rotation only and hammer only | Works with Bosch PRO+GUARD dust solutions an end-to-end dust-collection system that helps users move toward OSHA Silica dust compliance | Ergonomic design provides great user comfort, with a soft-grip handle

The Bosch GBH18V-20 18V 3/4-inch SDS-Plus rotary hammer delivers an exceptional performance-to-weight ratio for anchoring in concrete, drilling in masonry, core cutting and chiseling. With 1.3 ft.-Lbs. Of impact energy and a no-load BPM rating of 0-4, 550, This hammer work as hard as the user. It provides three modes rotary hammer, rotation only and hammer only. The powerful GBH18V-20 requires a Bosch 18V 4.0 Ah battery or higher. This hammer works with Bosch PRO+GUARD dust solutions an end-to-end dust-collection system that helps users move toward OSHA Silica dust compliance. At only 5.7 lbs. (Tool only, not including battery), It has an ergonomic design and soft-grip handle. It has electronic motor and cell protection to protect the tool and battery from overload.