ISO/TC 82
| Project No. | ISO 1721:1974 |
|---|---|
| Title | <p>Specifies the basic dimensions for equipment. Gives a list of components; tabulates together with figures: shank adapters for central flushing, hexagon type and lug-shank type; extension rods; coupling sleeves; four-wing bits; reverse-buttress threads; hollow hexagonal bars for extension rods; hexagonal drill-steels.</p> |
| Registration number (WIID) | 6341 |
| Scope | <p>Specifies the basic dimensions for equipment. Gives a list of components; tabulates together with figures: shank adapters for central flushing, hexagon type and lug-shank type; extension rods; coupling sleeves; four-wing bits; reverse-buttress threads; hollow hexagonal bars for extension rods; hexagonal drill-steels.</p> |
| Status | Standarts spēkā |
| ICS group | 73.100.30 |