DIN 336:2003
Diameters of drills for minor diameters of tapped threads
- Standard No.
- DIN 336:2003
- Release Date
- 2003
- Published By
- German Institute for Standardization
- Status
- Replace By
- DIN 336:2003-07
- Latest
- DIN 336:2003-07
- Replace
- DIN 336:1997 DIN 336:2001
- Scope
- This standard specifies sizes for drills to be used prior to tapping cylindrical screw threads with standard length of engagement where the drill diameter is approximately equal to the nominal thread diameter minus the thread pitch. This standard does not apply to cold-forming tapping. Drill sizes are given for the following screw threads: - ISO metric screw threads (coarse and fine pitch); - EU metric screw threads (coarse and fine pitch); - ISO inch screw threads (UNC and UNF); - Pipe threads.
DIN 336:2003 history
- 2003 DIN 336:2003-07 Diameters of drills for minor diameters of tapped threads
- 2003 DIN 336:2003 Diameters of drills for minor diameters of tapped threads
- 1970 DIN 336:1926 Diameters of drills for minor diameters of tapped threads
