Introducing the Wing Nut Wrench, an essential tool for tightening and untightening the Milcarb Wing Nut Coupler P/N MC-C12-12F. This product is also equipped with the Milcarb Fill Gun P/N MC-PG1 for added convenience. Made with strong plated steel construction, this wrench is resistant to harsh work conditions and will withstand the elements. Don't settle for anything less than the best, get the job done quickly, and effeciently with our Wing Nut Wrench.