BS ISO 529:2017,Short Machine Taps And Hand Taps (British Standard).This standard pdf file can be downloaded for free on www.freestandardsdownload.com
BS ISO 529:2017 specifies the general dimensions of short machine taps and hand taps.
This third edition cancels and replaces the second edition (ISO 529: 1993),of which it constitutes aminor revision with the following changes:
—added Annex C giving the relationship between the symbols of this document and the symbols according to the ISO 13399 series.
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