GRK has a complete line of fasteners including multi-purpose, structural, cabinet, composite, decking & stainless screws. GRK fasteners are corrosion resistant, approved for use in treated …

Discover the versatile R4™ Multi-Purpose Screw by GRK Fasteners. Ideal for various applications, it features a fast start, low torque, and zero stripping. Download technical …

GRK Fasteners™ has a wide range of highly engineered, multi-purpose fasteners designed for quick, easy installation with a superior hold that resists breaking, stripping, & splitting wood.

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GRK's structural framing screws offer easy installations, versatile applications, and robust connections. Explore our multi-purpose and corrosion-resistant options for framing and more.

GRK’s RSS™ Rugged Structural Screw is a structural fastener designed for ease of installation and the strongest of connections. RSS fasteners drive into most woods without the need for …

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.

GRK Finish Screws: Discover versatile, easy-installation solutions for fine carpentry, window extension jambs, and more. Choose from a range of finishes, including corrosion-resistant …

What are Tensile and Shear values for GRK screws in OSB Plywood? The manufacturer of the OSB would have to be contacted for the gravity/contents of the plywood in order to determine …

Access GRK Fasteners support for product details, code approvals, schematics, warranty, and expert advice.