As consumers own their vehicles for longer periods, you will notice more frequent pinchweld corrosion. A corroded pinchweld increases the likelihood of leakage. It can even compromise the safety and integrity of the installation. Take a proactive step by using corrosion treatment tools. These products will allow you to perform the treatment and not turn the job away. When used with the available stones (sold separately), these tools allow quick, efficient corrosion treatment in a minimal amount of time.