Makita XWT08Z LXT Lithium-Ion Brushless Cordless High Torque Square Drive Impact Wrench, 18V/1/2

BL Brushless Motor delivers 740 ft.lbs. of Fastening Torque and 1,180 ft.lbs. of Nut-Busting Torque 3-speed power selection switch (0-900/ 0-1,000/ 0-1,800 RPM & 0-1,800/ 0-2,000/ 0-2,200 IPM) provides precise fastening control for a wide range of applications 1/2" anvil with friction ring for quick and easy socket changes Efficient BL Brushless motor is electronically controlled to optimize battery energy use for up to 50% longer run time per charge The BL Brushless Motor eliminates carbon brushes, enabling the BL Motor to run cooler and more efficiently for longer life