GRK RSS Rugged Structural Screw is a structural fastener designed for ease of installation and the strongest of connections. With proprietary features like the Fast Bite tip, Zip-Tip, and W-Cut thread, RSS fasteners drive into most woods without the need for pre-drilling. The specially engineered design results in a low-effort installation, especially compared to conventional lag screws. RSS Rugged Structural Screws have a Climatek Coating for installation in both interior and exterior conditions where exposure to moisture is intermittent and is code-approved for use in treated lumber.
- Easy to install lag alternative for structural wood to wood fastening 
- 1 Step install, no pre-drilling 
- RSS Structural screws are perfect for interior and exterior applications 
- Superior clamping force on the first drive, 20% faster drive time 
- W-cut thread design reduces installation torque 
- Rugged enough for use in LVL, LSL, and other dense wood 
- ESR-2442 approved for structural applications 
- Limited lifetime warranty 
- Typical applications include structural decking, general framing, remodeling, structural applications, multi-ply and LVL fastening, and ledger board