Tool for machining a surface in a bore

摘要

The tool disc (5) is pivot mounted on a holder-arm (4) and consists of a hollow, semi-spherical basic body (6) with rotationally symmetrical shape and machining elements (7) in the form of a grinder or milling tool, on the outer periphery of the basic body. The basic body and base-body on the holder arm form a housing The holder arm incorporates supply pipes (8) for the drive and is fitted with a tool-centering interface (11).