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  • Drive with Speed, Quality and Confidence

    GRK Fasteners™ offers a complete line of premium-quality, patented, ICC recognized fasteners for use in wood to wood connections.

    GRK fasteners allow users to complete jobs with more productivity. Our patented W-Cut Threadform feature reduces installation torque and allows fast driving and ease of install, the recessed Star Drive eliminates recess stripping for improved productivity, and the Zip-Tip feature eliminates the need for pre-drilling and allows one-step installation. GRK's feature-rich screws drive jobsite productivity and allow users to keep moving from one job to the next.
    Drive with Speed, Quality and Confidence with GRK Fasteners™!

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GRK offers a wide selection of fasteners that includes Multi-purpose, structural, trim, cabinet, composite and stainless screws. GRK's products are designed for ease of use and faster drive times, increasing productivity for users. GRK products are Climatek™ coated, approved for use in treated lumber, and designed for both interior and exterior use.

R4 Multi-Purpose Screw

R4 Multi-Purpose Screw

Ideal for framing and other remodeling applications, this versatile screw features a fast bite tip that eliminates pre-drilling for one-step installation.

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RSS Rugged Structural Screw

RSS Rugged Structural Screw

For use in heavy duty structural applications such as LVL and as a replacement for lag screws, the RSS structural screw features a W-CutTM which provides low installation torque for a quick drive and easy install, with a Zip-TipTM for faster penetration.

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Low Profile Cabinet Screw

Low Profile Cabinet Screw

For a quick and secure installation, GRK Low Profile Cabinet screws feature a washer style head that seats flush for increased holding power.

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FIN/Trim Finishing Trim Head Screw

FIN/Trim Finishing Trim Head Screw

GRK’s Fin/Trim™ screws are an excellent choice for most fine carpentry applications, as well as window extension jambs, joining cabinets and more. A combination of the smallest screw head available and code approved structural performance means the most secure, concealed fastening in the industry.

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RT Composite Trim Head Screw

RT Composite Trim Head Screw

With a unique reverse thread design, GRK RT Composite Trim Head Screw prevents mushrooming for an even surface.

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Star Drive Bits

Star Drive Bits

Available in 2” and 3” lengths, GRK’s Star Drive Bits have six points of contact with our Star Drive Head screws which helps eliminate stripping for increased productivity.

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R4 Multi-Purpose Framing & Decking Product Video

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ITW Full Line Catalog

The ITW Full Line Catalog provides a complete listing of all product types and sizes.

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