Phillips Pan Head Framing Drywall Screw Phosphate Coated.Black phosphated blue and white zinc plated screws, pan frame head screws.Two poiint types, Drill point or Sharp point.It is worth noting that the drywall screw has recessed thread under the head to aid fastening.In addition to the usual black and white surfaces, Monsun also offers a wider range of coloured surfaces, such as yellow.