A socket wrench for rotating track shoe spikes including a first body member having an axial aperture formed therein of substantially circular shape to allow insertion of the spike portion of the track shoe spike, a geometric aperture disposed in the axial aperture of the first body member for engaging...http://www.google.de/patents/US4679468?utm_source=gb-gplus-sharePatent US4679468 - Power driven track shoe spike socket wrench
