Advantages Powerful 1500 watt at low vibrations User buys a GBH 8-45 DV Professional and gets various accessories for free! Peak performance in Drilling and Chiselling Three-way Vibration Control System, Turbo Power Function Rated input power* 1,500 W Impact energy* 12.5 J Impact rate at rated speed 1,380 ? 2,760 bpm Rated speed 0 ? 305 rpm Weight 8.9 kg Tool dimensions (width) 116 mm Tool dimensions (length) 540 mm Tool dimensions (height) 310 mm Tool holder SDS max Drilling range Drilling dia. concrete, hammer drill bits* 12 ? 45 mm Opt. appl. range concrete, hammer drill bits 20 ? 40 mm Drilling dia. concrete, breakthrough drill bits 80 mm Drilling diameter in concrete with core cutters 125 mm Total vibration values (Hammer drilling in concrete) Vibration emission value ah 8 m/s? Uncertainty K 1.5 m/s?