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Standards Worldwide
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EN 27721:1991-10

Countersunk head screws; head configuration and gauging (ISO 7721:1983)

German title
Senkschrauben; Gestaltung und Prüfung von Senkköpfen (ISO 7721:1983)
Publication date
1991-10
Original language
English
Publication date
1991-10
Original language
English

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