Prevent and Halt Corrosion! Spray CorrosionX_HD on all of your coax connections, dish movers or any part of your dish to end rust forever. Spray on corroded connections, nuts or bolts and in a few minutes, you will be able to loosen them. CorrosionX_HD is a revolutionary product that uses fluid thin film technology to permanently protect metal surfaces. Unlike ordinary sealers that can trap corrosion-causing moisture. CorrosionX_HD displaces moisture and permanently stops the process. One can will outperform more than five cans of household lubricant/penetrant. 12 oz. can. Ground shipping only. Second Day and Next Day shipping methods are not available.