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Tapered countersinks for machining parts for light alloys. Design and dimensions
STANDARD published on 1.1.1977
Designation standards: GOST 21581-76
Publication date standards: 1.1.1977
SKU: NS-385569
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Russian technical standard
Category: Technical standards GOST
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Latest update: 2025-09-12 (Number of items: 2 232 097)
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