Zinc plated and hardened with a sharp point and wax coating for faster and easier insertion. These twin thread screws provide greater holding power and are suitable for use with softwoods, hardwoods, chipboards, and fibreboards. The countersunk Pozidriv-compatible head features an extra-deep insert bit recess for a firmer positive drive and a quicker, easier insertion. Zinc-plated and hardened for strength and durability.