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GRK Fasteners

#5/16 Thread T-30 Drive Zip-Tip Point Rugged Structural Screw


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* Estimated stock levels as of Tue, Apr 23, 2024. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

  • RSS rugged structural screw is an easy-to-install lag alternative
  • W-cut provides low installation torque which allows fast driving and easy installation
  • Zip-tip allows for faster penetration
  • Unique thread design draws two substrates together while washer head allows zero gap joints
  • Climatek-coated screws provide corrosion resistance in pressure-treated wood with corrosive ground contact


GRK Fasteners Rugged Structural Screw, #5/16 Thread, CEE, 2.992 in L Thread, 3.937 in L, Washer Head, Star Drive, T-30 Drive, Zip-Tip Point, Steel, Length Under Head: 3.78 in , Shear Strength: 123,592 psi, Tensile Strength: 178,051 psi, Handy-Pak, 25



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