The Mighty Seven 1/2” Drive EZ Grease Mini Impact Wrench, No. NC-
4233QHB, features the company’s patented EZ grease system that is designed to extend the life and power of the tool. The design provides tool owners with a time-saving and effective method of self-maintenance. The impact wrench operates at 90 psi and can reach a maximum reverse torque of 850 ft-lbs in five seconds, the company says. The EZ grease system is backed by a three-year warranty.