Advantages Powerful in every application ? even when diamond dry drilling ? Very high torque for power-demanding applications ? Bosch high-performance motor (1500 W) with high overload capacity for the toughest applications ? Optimised speed for fast work progress when non-impact drilling with diamond core cutters up to 162 mm Technical data Additional data Rated input power* 1,500 W Weight 4.8 kg No-load speed, 1st gear 0 ? 750 rpm No-load speed, 2nd gear 1,800 rpm Power output 840 W Rated speed 555 / 1,300 rpm Rated torque 17.0 / 5.0 Nm Drill spindle connecting thread 5/8" ? 16 UN Chuck capacity, min./max. 3 ? 16 mm Tool dimensions (length) 452 mm Tool dimensions (height) 176 mm Impact rate at no-load speed 0 ? 12,750 / 30,600 bpm Drilling range Drilling diameter in concrete 82 / 82 mm Drilling diameter in wood* 50 / 32 mm Drilling diameter in steel 20 / 14 mm Drilling diameter in masonry* 162 / 82 mm Total vibration values (Drilling in metal) Vibration emission value ah 6.9 m/s? Uncertainty K 1.5 m/s? Total vibration values (Impact drilling in concrete) Vibration emission value ah 15.6 m/s? Uncertainty K 3.8 m/s? Total vibration values (Screwdriving) Vibration emission value ah 0.9 m/s? Uncertainty K 1.5 m/s?