EASYDRIVE DOPPELSENKKOPF SELBSTBOHRENDE FLÜGELSCHRAUBEN 5,5 MM x 60 mm 100 Stück
Self-drilling point. Wings cut clearance hole in wood then snap off when they reach steel, preventing wood from 'jacking-up'. Under-head ribs for self-countersinking. 60° Self-Tapping Thread. Double-Countersunk Head with Underhead Ribs.