I didn't realize I would need a thin-wall when I first did my plugs, so a quick trip to autozone was called for. I got this:
http://www.autozone.com/test-scan-an...ket/750016_0_0
My 2ยข - Does the job and is marginally cheaper. Don't waste your money on unnecessary branded tools... even if they do have a mythical magnet.(Also, I may have gotten lucky, but mine has the rubber grommet for holding onto the plug upon insertion/extraction)