drilling screw "Eco" countersunk head, PH, metal tapping screw thread, galvanised, roller sorted, with brake ribs 3.9x25 mm ( 2000 ST ) 25 mm | Rollensortiert
                
            
                        
                Product number: 3212100-3.9-25
            
                                        
                                    
            
                        
                                                             metal tapping screw thread Ø 3.9
  drillbit 4.5 mm long
  countersunk head 90°, Phillips PH 2
  head diameter depending on length:
 Ø 7.4 mm (l = 13-22 mm)
 Ø 7.1 mm (l = 25-45 mm)
  galvanised blue
  sheathing force up to 2 mm