Muesca hexalobular interna para pernos y tornillos (ISO 10664:1999).
HEXALOBULAR INTERNAL DRIVING FEATURE FOR BOLTS AND SCREWS (ISO 10664:1999)
Empreinte á six lobes internes pour vis (ISO 10664:1999).
Buy on AENOR
21.060.10 / Bolts, screws, studs
CTN 17 - Fasteners
EN ISO 10664:1999 (Identical)
ISO 10664:1999 (Identical)
It is cancelled by: UNE-EN ISO 10664:2006