ISO 10664:2005

Hexalobular internal driving feature for bolts and screws

ISO 10664:2005 specifies the shape and basic dimensions of the hexalobular internal driving feature for bolts and screws, including the gauging method. Its intent is to provide the details necessary for inspection of the hexalobular driving feature. It is not suitable for, nor intended to be used as, a manufacturing standard.


General information

  • Status :  Withdrawn
    Publication date : 2005-07
  • Edition : 2
  • :
    ISO/TC 2/SC 11
    Fasteners with metric external thread
  • 21.060.10
    Bolts, screws, studs

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information

 Subscribe