Drywall screws tend to be brittle. Rather than bending, they can snap. Drywall screw heads are especially prone to cleanly breaking off, leaving the shaft section embedded in your wood. No screw extractor can remove a headless screw.
Coatings: Black drywall screws have a phosphate coating to resist corrosion.
Sharp point: Some drywall screws specify that they have a sharp point.
Bugle head: The horn head refers to the tapered shape of the screw head. This shape helps the screw to stay in place and does not completely tear the outer paper layer.
styles to meet your needs.