This standard was last reviewed and confirmed in 2022.
Therefore this version remains current.
Abstract
PreviewSpecifies 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.
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Status: PublishedPublication date: 1974-08
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Edition: 1Number of pages: 6
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- ICS :
- 73.100.30 Equipment for drilling and mine excavation
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| Format | Language | |
|---|---|---|
| std 1 40 | ||
| std 2 40 | Paper |
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