Kreg #8 2-1/2" Coarse Maxi-Loc Washer Head Zinc Pocket Hole Screw, 250-Count are specially designed self-tapping screws i for pocket hole joinery. These screws feature a self-tapping auger point that eliminates the need for pre-drilling, making your woodworking projects faster and more efficient. The flat Maxi-Loc washer head seats flushly in the bottom of the pocket hole, providing a clean and secure fit. Each screw is equipped with a No. 2 square drive recess, which a deep recess for positive driver engagement and helps reduce cam-out during installation. Made of durable steel with a zinc finish, these #8 diameter screws are 2-1/2 inches long and built to provide strong, reliable joints in your woodworking tasks. Model Number: