GRK offers a complete line of fasteners for many different applications and a size range which cannot be matched by the combined catalogs of any two competitors.
All of GRK's products are unique, featuring at least one patent. GRK always aims to improve its existing fasteners and to develop new and exciting products for professionals and handymen everywhere. GRK is a company built on innovation and quality and will continue to be guided by its commitment to invention and setting ever greater standards.
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R4 Multi-purpose Screw
R4 Multi-Purpose Framing and Decking screws provide a faster drive for improved productivity.
- Fast bite tip eliminates pre-drilling and provides a fast start for one step installation
- W-Cut™ low installation torque allows for fast driving and ease of install
- Precision Fit between R4 Multi-Purpose screws and GRK bits reduces wobble and improves productivity
- For use in wood, particle-board, plastic, sheet metal, cement fiber board, wood decking, composite decking, and melamine
- ESR-3201 approved for structural applications
RSS Rugged Structural Screw
RSS Rugged Structural Screw is an easy to install lag alternative.
- W-Cut™ provides low installation torque, which allows for fast driving and ease of install
- 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
- ESR-2442 approved for structural applications
Low Profile Cabinet Screw
Low Profile Cabinet Screws provide you with a quick and secure installation.
- Washer style head seats flush and increases holding power for a secure installation
- Star Drive eliminates stripping for improved productivity
- W-Cut™ reduces installation torque, which allows for fast driving and ease of install
- Climatek™-coated screws provide corrosion resistance in pressure-treated wood with corrosive ground contact
Fin/Trim Finishing Trim Head Scew
FIN/Trim™ Finishing Trim Head Screws allows you to install right the first time.
- Trim Head for a clean finished look
- Zip-Tip™ allows for one step installation with no pre-drilling
- Star Drive eliminates stripping for improved productivity
- Climatek™-coated screws provide corrosion resistance in pressure-treated wood with corrosive ground contact
- ESR-3201 approved for trim applications
RT Composite Trim Head Screw
RT Composite™ Trim Head Screws allow you to install right the first time.
- Reverse thread design prevents mushrooming to create an even surface
- Trim Head provides a clean finished look.
- Zip-Tip™ allows for one step installation with no pre-drilling
- Star Drive eliminates stripping for improved productivity
- Climatek™-coated screws provide corrosion resistance in pressure-treated wood with corrosive ground contact
- ESR-3201 approved for trim applications
Caliburn™ Concrete Scews
Caliburn™ Concrete Screws are heavy duty concrete and masonry fasteners.
- Star drive eliminates stripping for improved productivity
- Heavy duty threads lock into concrete and can be removed and reinserted without screw damage
Star Drive Bits
GRK Star Drive Bits provide six points of contact with our star drive head screws. The star drive helps to eliminate stripping for improved productivity.
- Most bits are available in 2" and 3" lengths