Hex Head Screw partially threaded
Product category A up to M24 above category B. Tolerances according to ISO 4759. Mechanical properties according to ISO 898/1 (see general technical notices).
- The DIN and UNI are practically the same but the ISO has different operating keys for the following diameters: 10-12-14-22, which are, respectively: 16-18-21-34. Berardi distributes products in accordance with DIN and UNI, the ISO version must be requested