Kreg's Blue-Kote Pocket Hole Screws have a Maxi-Loc washer head screw design which provides a large amount of surface area on the head of the screw ensuring the screw seats securely in the bottom of the pocket. Kreg's three layer anti-corrosion coating is rated 400% better than zinc-plated screws.
The Kreg Blue-Kote Pocket Hole Screw kit has 100 each of 1-1/4", 1-1/2", 2" and quantity 150 of the 2-1/2" Coarse Blue-Kote weather resistant screws.