(under subclass 19) Device including a tool that moves relative to a workpiece while cutting material out of the confines of the workpiece so that the cut does not intersect any edge (exterior or interior) of the workpiece.
SEE OR SEARCH THIS CLASS, SUBCLASS:
69, for a rotatable cutting tool to form an opening in a workpiece for a member.
SEE OR SEARCH CLASS
83, Cutting, for punching apparatus, generally.
408, Cutting by Use of Rotating Axially Moving Tool, for drilling apparatus generally.