FastenMaster Headlok 0.172 x 6 in. Wafer Structure Screw, 50-Count features a stronger design with shear values surpassing those of 3/8" lag screws, making it an excellent choice for demanding construction projects. Its sharp gimlet point allows for fast and easy installation into wood and OSB, while the aggressive thread design ensures superior holding power and withdrawal strength. The innovative Spider Drive provides the highest level of bit engagement and drivability, reducing cam-out and improving efficiency. The wafer head eliminates the need for a washer and increased pull-through strength, complemented by a chamfer under the head for added durability. Each package includes a Spider Drive bit and contains 50 screws. Made from steel with a corrosion-resistant coating, these screws have a thread diameter of 0.172 inches, a shank diameter of 0.191 inches, and a length of 6 inches, making them a reliable and high-performance fastening solution for your construction needs. Model Number: