The Bosch GBH 36 V-LI Professional Cordless Rotary Hammer is as powerful as the corded equivalent but gives you freedom from sockets. It can drill up to 220 holes (6 x 40 mm in C30/37 concrete) with only one battery charge & is ideal for outdoor use. There is a pneumatic hammer mechanism with a chisel function which is optimised for drilling holes in a range of sizes from 8-16mm in concrete (max. 26mm) This rotary hammer is as fast as the best 2kg mains powered hammer thanks to its high impact energy (2.8 joules). This tool has 3 functions: drilling, hammering, & chiselling. This rotary hammer comes with an L-BOXX inlay for the tool.**PLEASE NOTE: This tool DOES NOT come with the batteries pictured. It is a bare unit only. These images are for display purposes only** * Bare Unit only. Use with your existing batteries & charger.