BS ISO 6261:2011 pdf download – Tool holders with cylindrical shank (boring bars) for indexable inserts — Designation 1 Scope This International Standard defines a code for the designation of tool holders for internal turning (boring bars) operations with cylindrical shank and standardized dimension, f, for indexable inserts (see ISO 5609) in order to simplify orders and specifications for such tools. The designation of turning and copying tool holders and of cartridges for indexable inserts with rectangular shank is given in ISO 5608. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 1832, Indexable inserts for cutting tools — Designation 3 Configuration of the designation The designation code includes ten symbols for the designation of dimensions and other characteristics of the tool holder and the indexable insert. In addition to the standardized designation (symbols 1 to 10), a supplementary symbol consisting of a maximum of three letters and/or numbers may be added by the manufacturer for a better description of his/her products on condition that this symbol is separated from the standardized designation by a hyphen. No addition to or extension of the code given in this International Standard shall be made without consultation with ISO/TC 29 and without its agreement. Rather than adding symbols not provided for in this system, all necessary explanations should be added in detailed sketches or specifications to the designation conforming to this International Standard.
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