DEWALT | 2 Speed Percussion Impact Drill | D21805-B5Chuck Capacity 1. 5 13 mm Power Input 770 Watts Power Output 425 Watt Max Torque 40 20 Nm No Load Speed 0 1100 0 2700 rpm Blows per Minute 0 18700 0 45900 bpm Max. Drilling Capacity [Wood] 35 mm Max. Drilling Capacity [Steel] 13 mm Max. Drilling Capacity [Concrete] 20 mm Spindle Thread 1 2 3 X 20 U. N. F Weight 2. 3 kg Length 352 mm Height 199 mm Hand Arm Vibration " Metal 4. 5 m s 2 Uncertainty K 1 (Vibration) 15. 9 m s 2 Uncertainty K 1 (Vibration)