The Ascot Supply 8-in-1 Drain Plug Wrench with Magnet features 16 different socket sizes to accommodate a wide variety of oil drain transfer case and differential plugs. It's equipped with a heavy duty magnet on the handle that will hold drain plugs or nuts for convenience. It also offers an offset head design and applies to the following hex sizes: 12, 13, 14, 15, 16, 17, 18, and 19mm.