Hex socket head cap screws partially threaded
BN 2271
DIN 912
(Standard withdrawn)
ISO 4762
~UNI 5931
~ČSN 021143
| Headform | 
                               
            Headform
            Cylindrical
 
     | 
                    
| Drive | 
                               
            Drive
            Hexagon socket
 
     | 
                    
| Thread | 
                               
            Thread
            partially threaded
 
     | 
                    
| Material | 
                               
            Material
            Steel
 
     | 
                    
| Property class | 
                               
            Property class
            10.9
 
     | 
                    
| Surface | 
                               
            Surface
            black
 
     | 
                    
All features
M18, M22, M27: not included in ISO 4762
Standard
                        DIN 912 (Standard withdrawn)
ISO 4762
~UNI 5931
~ČSN 021143
                    Features
| Headform | 
                               
            Headform
            Cylindrical
 
     | 
                    
| Drive | 
                               
            Drive
            Hexagon socket
 
     | 
                    
| Thread | 
                               
            Thread
            partially threaded
 
     | 
                    
| Material | 
                               
            Material
            Steel
 
     | 
                    
| Property class | 
                               
            Property class
            10.9
 
     | 
                    
| Surface | 
                               
            Surface
            black
 
     |