Grk Rss Rugged 5/16 In. X 4 In. Star Drive Washer-head Structure Screw (100-count)

Discover the GRK RSS Rugged 5/16 in x 4 in Star Drive Washer-Head Structure Screw engineered for demanding wood framing and structural fastening. This heavy-duty screw combines a washer-head for load distribution with a Torx-style star drive to maximize bite and minimize cam-out during installation. Built to endure tough job-site conditions, it delivers secure, durable connections from start to finish.

Designed for reliability and efficiency The combination of robust geometry and a rugged formation helps you achieve consistent drives, fewer splits, and long-lasting joints in structural lumber, decking, and framing projects.

• Washer-head structure screw design delivers superior load distribution for wood framing and structural connections.
• 5/16 diameter provides the strength needed for heavy-duty fastening in framing, decking, and cross-bracing.
• 4 length enables deep penetration and secure seating in thick lumber and engineered wood.
• Star-drive compatibility (Torx-style) reduces cam-out and boosts driving efficiency on the job site.
• 100-count box offers consistent supply for large-scale projects and contractor use.

Why choose GRK RSS Rugged Structure Screws: When quality and speed matter, these screws deliver dependable performance for structural wood projects. The washer-head design minimizes surface damage and promotes a clean finish, while the star drive ensures smooth, high-torque driving. Trust this 5/16 x 4 inch screw for durable, repeatable results in decking, framing, and other heavy-duty applications.