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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

SN EN ISO 7721-2
Countersunk flat head screws - Part 2: Penetration depth of cross recesses (ISO 7721-2:1990)

Title (German)

Senkschrauben - Teil 2: Eindringtiefen von Kreuzschlitzen (ISO 7721-2:1990)

Edition 1995

Original language German

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

SN EN ISO 7721-2 Countersunk flat head screws - Part 2: Penetration depth of cross recesses (ISO 7721-2:1990)

Want to learn more?

SN EN ISO 7721-2
Countersunk flat head screws - Part 2: Penetration depth of cross recesses (ISO 7721-2:1990)