Domed hex cap nuts (Acorn nuts)
BN 1721
M3; M30: not included in DIN 1587, M10; M12, M14: wrench size acc. ISO on request
Standard
                        DIN 1587
~UNI 5721
                    Additional information
Features
| Material | 
            Material
            Stainless steel
 | 
| Material type | 
            Material type
            A4
 |