Viti a testa svasata piana con intaglio
BN 537
~DIN 963 A
(Standard withdrawn)
~ISO 2009
~UNI 6109
~ČSN 021151
| Headform | 
            Headform
            Countersunk head 90°
 | 
| Drive | 
            Drive
            Slot
 | 
| Thread | 
            Thread
            fully threaded
 | 
| Material | 
            Material
            Brass
 | 
| Surface | 
            Surface
            plain
 | 
Alla funktioner
Norm
                        ~DIN 963 A (Standard withdrawn)
~ISO 2009
~UNI 6109
~ČSN 021151
                    Funktioner
| Headform | 
            Headform
            Countersunk head 90°
 | 
| Drive | 
            Drive
            Slot
 | 
| Thread | 
            Thread
            fully threaded
 | 
| Material | 
            Material
            Brass
 | 
| Surface | 
            Surface
            plain
 |