Wide hex head screw for structural work
Category A product. Tolerances according to ISO 4759. Mechanical properties according to ISO 898/1 (see general technical notices).
- The three different sets of rules are not identical. In practice, the differences generally allow for either use in most cases. The table refers to DIN which is the one mainly distributed by Berardi.
- 1st height b for measurements above the bold line. 2nd height b for measurements below the bold line.