GRK Rigged Structural Screws – Various Sizes

RSS Rugged Structural Screw is an easy to install lag alternative.

  • W-CutTM provides low installation torque which allows for fast driving and ease of install
  • Zip-TipTM allows for faster penetration
  • Unique thread design draws two substrates together while washer head allows zero gap joints
  • ClimatekTM coated screws provide corrosion resistance in pressure treated wood with corrosive ground contact
  • ESR-2442 approved for structural applications


Sold by the box or individually

3/8 x 5-1/8″GRK38518
3/8 x 6″GRK386
3/8 x 8″GRK388
3/8 x 10″GRK3810
3/8 x 12″GRK3812
3/8 x 14-1/8″GRK3814
3/8 x 16″GRK3816