self drill screw countersunk head, PH2, blue zinc plated, for elements coupling, partial thread 30 mm 4.2x55 mm ( 500 ST ) 4.2 mm | 55 mm
Product number: 3112000-4.2-55
tapping thread
5 mm long drill tip
cross recess PH2 or TX
countersunk head
total length 55 mm
length of the partial thread 30 mm