Brand new! Fast shipping! The Simpson Strong Tie SDWS22312DBB-R50 3-1/2-Inch Structural Wood Screw is a high-quality fastener designed for use in wooden structures. With a length of 3.5 inches and a rail height of 1 1/2 inches, this screw is perfect for securing wooden components together. The 50-pack ensures you have plenty on hand for your building projects. The Simpson brand is known for its superior strength and reliability, making this structural wood screw a dependable choice for any home improvement or construction project.