(under subclass 121.1) Tool wherein the opening extends completely through the tool and an elongated hand engagable member is attached to the enclosing walls such that the axis of the hand engagable member and the axis of the opening are orthogonal.
SEE OR SEARCH CLASS
279, Chucks or Sockets,
95+, for a bottomless chuck or socket, per se, for holding a tool bit or work part.