Cruztools PW1 PackWrench 3-Way Wrench The PackWrench provides three socket sizes: 8mm, 10mm, and 12mm Many metric vehicles can almost be stripped and rebuilt with only these three sizes Small enough (about 5.5 inches long) to fit into a fanny pack, tank bag, or under your seat T-style wrench is extremely useful to tighten/loosen fasteners and spin for quick installation/removal