General description The BOSCH GBH 18V-21 Professional SDS+ Rotary Hammer Drill is designed for lasting performance, featuring a powerful 2.0 J impact energy and a highly efficient brushless motor. This cordless tool offers three-mode operation for hammer drilling, drilling, and chiseling, ensuring versatility for various applications. It is compatible with all 18V Bosch batteries and is lightweight at only 2.4 kg, making it easy to handle. Technical specifications Voltage: 18V Impact Energy: 2 J Impact Rate at Rated Speed: 0 - 5,100 bpm Rated Speed: 0 - 1,800 rpm Drilling Diameter in Concrete with Hammer Drill Bits: 4 - 21 mm Optimal Application Range in Concrete with Hammer Drill Bits: 6 - 10 mm Max. Drilling Diameter in Metal: 13 mm Max. Drilling Diameter in Wood: 30 mm Tool Holder: SDS+ Plus Tool Length: 325 mm Weight: 2.4 kg Compatibility and accessories Fully compatible with all 18V Bosch batteries Compatible with GDE 16 plus dust attachment Other information Includes LED light,