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BS ISO 3439:2003

Current
Current

The latest, up-to-date edition.

Subland twist drills with cylindrical shanks for holes prior to tapping screw threads
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

16-09-2003

Foreword
1 Scope
2 Normative references
3 Dimensions
Bibliography

Specifies the dimensions of subland twist drills with cylindrical shanks for holes prior to tapping screw threads.

This International Standard lays down the dimensions of subland twist drills with cylindrical shanks for holes prior to tapping screw threads.

The drills have been designed to produce holes prior to tapping metric threads (coarse pitch series) over a selected range of M3 to M14.

This International Standard complements ISO2306.

Subland twist drills with Morse taper shanks for holes prior to tapping screw threads are dealt with in ISO3438.

Committee
W/-
DevelopmentNote
Supersedes 98/717348 DC (09/2003)
DocumentType
Standard
Pages
10
PublisherName
British Standards Institution
Status
Current
SupersededBy
Supersedes

Standards Relationship
ISO 3439:2003 Identical

ISO 2306:1972 Drills for use prior to tapping screw threads
ISO 3438:2013 Subland twist drills for holes prior to tapping screw threads
ISO 273:1979 Fasteners — Clearance holes for bolts and screws

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