CPO Outlets offers the factory-refurbished Milwaukee 7-Amp 1/2" Impact Wrench, model no. 9070-80, for $99. Coupon code "MILRECON" cuts it to $79.20. With $6.99 for shipping, that's $20 under the lowest total price we could find for a new unit. It features a 7-amp motor, 300 ft. lbs. of torque, and 1,800 rpm rotation speed. A 1-year Milwaukee warranty applies.