Reference Source

ISO 3439:1975

For ISO 3439:1975, item title is Subland twist drills with parallel shanks for holes prior to tapping screw threads; status code is 9599; successor is ISO 3439:2003; withdrawn / published date is 1975-09-01, recorded from its source on 2026-08-05.

Identifier
ISO 3439:1975 verified
Item title
Subland twist drills with parallel shanks for holes prior to tapping screw threads verified
Status code
9599 verified
Successor
ISO 3439:2003
Withdrawn / published date
1975-09-01 verified
Sourceisopublicstorageprod.blob.core.windows.net
Verified
Review by
DatasetWithdrawn and superseded ISO standards

What the source says

8758,IS,,ISO 3439:1975,Subland twist drills with parallel shanks for holes prior to tapping screw threads,Forets étagés à queue cylindrique pour avant-trous de taraudage,1975-09-01,1,['25.100.30'],ISO/TC 29,9599,,[31360],"['en','fr']",1,"<p>Lays down only metric dimensions, which are the only recommended dimensions in the future for these subland twist drills. The drills have been designed to produce holes prior to tapping metric threads over selected range of M 3 to M 14. Unless otherwise stated, these drills will be rigth-hand cutting. Supplements ISO 2306.</p>"

isopublicstorageprod.blob.core.windows.net, retrieved 2026-08-05

Source

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