The Milwaukee 9075-20, 3/4 Inch Impact Wrench has a powerful 7.0-amp motor, that drives a unique impact mechanism that produces high torque and 1750 RPM for installing or loosening bolts in less time.
Makita DTW 251Z, Impact Wrench 1/2 Inch 18 Volts,has high operational efficiency with high torque that is ideal for steel fabrication, steel erection and automotive work.