Brushless motor provides higher power and productivity Variable 2-speed for a wide range of drilling and fastening applications No load speed : High / Low: 0 - 1,700 / 0 - 500 Capacity : Steel / Wood / Masonry: 13 / 36 / 13 mm Max. fastening torque : Hard / Soft: 40 / 23 N?m Impacts per minute : High / Low: 0 - 25,500 / 0 - 7,500 Chuck capacity : 1.5 - 13 mm Standard Equipment : (+)(-) bit, Belt clip Includes 2 Batteries (3Ah) / 1 Charger / Makpac Connector Case