Countersunk raised head screws (common head style) with type H or type Z cross recess -- Product grade A
This standard has been revised by ISO 7047:2011
Specifies the characteristics of countersunk raised head screws of product grade A, with threads from M1,6 to M10 inclusive and with type H or type Z cross recess. If, in special cases, specifications other than those listed here are required, they should be selected from existing International Standards, e.g. ISO 261, ISO 888, ISO 898-1, ISO 965-2 and ISO 3506.