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Publication of NL248694ApublicationCriticalpatent/NL248694A/xx
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
B23B29/03—Boring heads
B23B29/034—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings
B23B29/03403—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable before starting manufacturing
B23B29/03407—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable before starting manufacturing by means of screws and nuts
B23B29/03414—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable before starting manufacturing by means of screws and nuts adjustment of the tool placed in the hole being possible