Hexalobular (6 lobe) socket countersunk flat head screws fully threaded
BN 20039
ISO 14581
| Headform | 
            Headform
            Countersunk head 90°
 | 
| Drive | 
            Drive
            Hexalobular socket
 | 
| Thread | 
            Thread
            fully threaded
 | 
| Material | 
            Material
            Stainless steel
 | 
| Material type | 
            Material type
            A4
 | 
All features
Standard
                        ISO 14581
                    Features
| Headform | 
            Headform
            Countersunk head 90°
 | 
| Drive | 
            Drive
            Hexalobular socket
 | 
| Thread | 
            Thread
            fully threaded
 | 
| Material | 
            Material
            Stainless steel
 | 
| Material type | 
            Material type
            A4
 |