There are few power tools more valuable to a mechanic than a good impact wrench, especially a cordless one that allows you to ditch the air compressor. Right now, you can get a great deal on the Ryobi One+ 18V HP Brushless 4-Mode 12-inch High Torque Impact Wrench Kit. On top of the tool itself, the kit also comes with a Ryobi One+ 18V HP 4.0Ah battery and a charger, adding significant value to the kit. This professional-grade tool from Ryobi is also one of the company's more highly rated products. Customers have stated that it's powerful, reliable, easy to use, and that its adjustable torque settings make it handy for a range of applications.