a tool for multiple purposes including turning valve wheels , opening drum plugs and vents , driving sockets , turning screws , use as a drift pin and prying , among other possible uses , the tool having a handle and an exterior shank and an interior shank , each shank having a square cross section and being in a spaced relationship and parallel to one another located at one end of the handle , the opposite end of the handle having an edge and the handle being tapered , the interior shank which is located furthest from the end of the handle having an outer end with a reduced size set off center so that the wall of that shank toward the edge is aligned along the entire interior shank .