Ok, I’ve understood.
OPTIMISED GEOMETRYBugle head and phosphate-coated steel; ideal for fastening sheets of drywall.
TOTAL THREADFully threaded screw, ideal for fastening to wood supports.
THERMAL AND NOISE INSULATIONIdeal for quickly and safely creating thermal and noise insulation.
WOOD SUBSTRUCTUREThe total thread is ideal for fastening sheets of drywall to wood substructures.