Ok, I’ve understood.
OPTIMISED GEOMETRYFully threaded screw with bugle head and phosphate-coated steel; ideal for fastening sheets of drywall and plaster fibre.
COLLATED VERSIONBinding in plastic for quick and precise mass assembly.
WOOD SUBSTRUCTUREThe coarse thread is ideal for fastening sheets of drywall or plaster fibre to wood substructures.
SHEET METAL SUBSTRUCTUREThe fine thread is ideal for fastening sheets of drywall or plaster fibre to sheet-metal substructures (maximum 0.75mm)