General description The Bosch GBH18V26 18V SDS-Plus Cordless Brushless Rotary Hammer is a high-powered tool designed for professional use. It features an ergonomic L-shaped design for easier horizontal drilling and is part of the Bosch 18V professional lithium-ion system. This cordless hammer drill offers three modes: drilling, drilling with hammer, and hammer only, making it versatile for various applications. With its EC BRUSHLESS motor, it provides 50% more impact energy and runtime compared to previous-generation models, delivering performance comparable to corded hammers. Technical specifications Voltage: 18V Brushless Motor: Yes Max Impact Energy: 2.6 J Spindle Collar Diameter: 50 mm Impact Rate at Rated Speed: 0 - 4,350 bpm Rated Speed (No Load): 0 - 890 rpm Max Drilling Diameter Concrete: 26 mm Max Drilling Diameter Steel: 13 mm Max Drilling Diameter Wood: 30 mm Length: 378.0 mm Height: 225.0 mm Weight (including Battery): 3.6 kg Other information KickBack Control: Yes