GRK Fasteners™ specializes in premium, patented, code-approved fasteners perfect for wood-to-wood connections. Greatness at every turn.

Find all GRK Fasteners technical docs, code approvals, and product schematics in our easy-to-navigate digital library for reliable reference.

ITW Construction Products. 155 Harlem Ave Building N3E Glenview, IL 60025

Explore GRK's full product line in our comprehensive catalog, featuring all types and sizes for your needs.

Explore our line-up of high-quality, code-approved fasteners engineered for fast and easy installation, with a superior finish that holds strong – no matter what the job calls for.

The AnglePro™ Hidden Fastening System provides a premium aesthetic by eliminating the visiability of screws. The AnglePro guides Deck Elite Fasteners precisely between the gaps of each board leaving a perfect finish.

Faster Drive for Improved Productivity GRK’s R4™ Multi-Purpose Screw is a versatile, code-approved fastener for hundreds of applications. Its feature-rich design provides a fast and reliable connection every time.

Choose GRK Fasteners for premium, durable multi-purpose screws with over 33 years of excellence in the industry for unmatched quality.

2021 International Residential Code. Section R104.11 Alternative material, design and methods of construction and equipment. The provisions of this code (2021 International Residential Code) are not intended to prevent the installation of any material or to prohibit any design or method of construction not specifically prescribed by this code, provided that any such alternative has …

RSS™ Joist and Truss Screw JTS: Strong and easy structural fastener for heavy-duty roof and floor construction. Low torque, zero stripping. Ideal for ledger boards, multi-ply, and remodeling. Download technical info.