This standard was last reviewed and confirmed in 2022.
Therefore this version remains current.
Abstract
PreviewSpecifies the dimensions. The 19 mm hexagonal integral stems with forged collared shank shall comply with the dimensions shown in figure 1 and given in table 1. The 22 mm stems shall comply with the dimensions shown in figure 2 and given in table 2. The 25 mm stems shall comply with the dimensions shown in figure 3 and given in table 3.
-
Status: PublishedPublication date: 1991-01
-
Edition: 2Number of pages: 4
-
- ICS :
- 73.100.30 Equipment for drilling and mine excavation
Buy this standard
en
| Format | Language | |
|---|---|---|
| std 1 40 | ||
| std 2 40 | Paper |
- CHF40
Life cycle
-
Previously
WithdrawnISO 721:1974
-
Now
Got a question?
Check out our FAQs
Customer care
+41 22 749 08 88
Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)