BS ISO 4206:2016 pdf free.Counterbores with parallel shanks and solid pilots.
BS ISO 4206 specifies the dimensions, in millimetres, and the tolerances of counterbores with parallel shanks and solid pilots for general use.
2 Dimensions
The dimensions and tolerances are shown in Figure 1 and given in Table 1.
NOTE Figure 1 ilustrating this International Standard is diagrammatic only. It is not intended to show details of design.
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The committee responsible for this document is ISO/TC 29, Small tools, Subcommittee SC 2, Holding tools, adaptive items and interfaces.
This third edition cancels and replaces the second edition (ISO 4206:1991), of which it constitutes a minor revision, notably with the addition of Annex A, which gives the relationship between the designations of this International Standard and the ISO 13399 series.BS ISO 4206 pdf free download.
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