Features: Full Load Impact Rate : 46,400/min, Overall Length : 270mm, Offset of chuck : 28mm No Load Speed: 0-2900/min Power Consumption: 550 W Chuck Capacity: 1.5-13 mm Drill Capacity: Concrete: 13 mm (1/2"), Steel: 13 mm (1/2"), Wood: 20 mm (3/4") More