Fine-thread drywall screws have been made specifically to combine drywall to either a wood or metal. A number 2 Phillips head makes the driving of this screw easily ready and the sharp tip screw is great for piercing wood. * Brand Name: HILLMAN Callout Size: No. 6 Length: 2 in. Drive Style: Phillips Product Type: Drywall Screws Number in Package: 8 pk Finish: Black Phosphate Packaging Type: Clamshell Point Type: Sharp Thread Type: Fine Material: Steel Head Type: Bugle Head.