- carbon steel, partly tempered
- black/phosphated
- countersunk head, Phillips PH2
- coarse thread / anti-thread
- recommended screw bit Phillips PH2 (with thinned tip)
- size (d x L) 3,9 x 55 mm
- suitable for fixing a extra hard plasterboard on wooden battens
- classification A1 according to EN 13501-1
- 1000 pcs / package
