Originally Posted by Kittenberger

I've done a lot of research on this topic (mainly on this forum) and have seen many people say they just use the hammer method with something heavy behind the master link. I am sure this works just fine but I would be a little uneasy driving without doing the correct peen on the master link. I would much rather shell out $300 for the correct tool to have some piece of mind when I'm doing 110mph in my 300d. I like to drive my car like I stole it