Drywall screw, double thread

Steel zinc plated under-head thread H

Steel zinc plated Hi-Lo under-head thread H coll.

Belted screws, galvanised steel A2K, Hi-Lo thread / counter-thread beneath head, PH2 drive

Steel phosphated with thread under head H

Steel zinc plated Hi-Lo double thread H collated

With Hi-Lo double-start thread

Steel, phosphated, double thread H

For screwing on metal substructures up to max. 1 mm

Steel, phosphated, double thread H, braced

For quick and easy fastening of plasterboard to metal substructures up to max. 1 mm

Steel zinc plated double-start thread H