High Quality: All the screws are made of 1022A carbon steel, black phosphate coating to increase durability.
Bugle Head: This shape helps the screw stay in place, without tearing all the way through the outer paper layer.
Fine Thread: The fine thread drywall screw is mainly used for metal fastening because they are self-threading.
Sharp Point：The point makes it easier to stab the screw into the drywall paper and get the screw started.
CE Certification: This kit includes 7 lengths of drywall screws to meet your various needs. And they have CE certificates (J-02179-21).
Colour: Black Phosphate