Tight Squeeze

He knew the theory of repairing the gizmo all right. He had that nicely taped. But there was the little matter of threading a wire through a too-small hole while under zero-g, and working in a spacesuit! A rocket en route to the space station under construction finds its maneuvering rocket busted, and they overshoot the station. The mechanic takes a space walk to repair the thing, and runs into trouble.