IS 12321 : 1988 Specification for Circular Screwing Dies for ISO Metric Threads
| UDC 621.992.3 : 621.882.082.1 | PGD 32 |
|
| Reaffirmed 2018 |
1 Scope
Covers the dimensions and other requirements for circularscrewing dies intended for producing ISO metric threads from M1 toM68 with coarse and fine pitches.