Tornillos de cabeza hueca hexalobular. (ISO 14579:2001).
HEXALOBULAR SOCKET HEAD CAP SCREWS. (ISO 14579:2001)
Vis à métaux à tête cylindrique à six lobes internes. (ISO 14579:2001)
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See part of the content of the standard
21.060.10 / Bolts, screws, studs
CTN 17 - Fasteners
EN ISO 14579:2001 (Identical)
ISO 14579:2001 (Identical)
It is cancelled by: UNE-EN ISO 14579:2011