GRK Fasteners RSS™ 5/16 x 4 Inch, Rugged Structural Screws, 400 PCS, Rust Resistant Climatek™ Coating, Interior and Exterior Use, Heavy-Duty Framing & Decking Screws, Fast Bite Tip with Star Drive

Name: GRK Fasteners RSS™ 5/16 x 4 Inch, Rugged Structural Screws, 400 PCS, Rust Resistant Climatek™ Coating, Interior and Exterior Use, Heavy-Duty Framing & Decking Screws, Fast Bite Tip with Star Drive
Brand: GRK
SKU: awhd-us-b001pd2nyw
Price: 175.62 USD
Availability: InStock

Brand: GRK

Condition: Used

$175⁶²

$199²⁹

-12% Save $23⁶⁷

Updated: 2 days ago

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Description

Heavy Duty Lag Screw Alternative: Eliminates pre-drilling in most woods with Zip-Tip technology. Installs 3x faster than traditional lag screws

ESR-2442 Code Approved For Structural Applications: Engineered for professional-grade connections in heavy duty framing, multi-ply beams, and timber framing. Integrated washer head delivers maximum clamping force for zero-gap joints in LVL, LSL, and engineered lumber.

Advanced Corrosion Protection: Rust resistant Climatek coating provides exceptional durability for outdoor use and in pressure-treated lumber applications

W-cut Thread Design: Reduces installation torque by 40% for smoother, faster driving. CEE threads minimize splitting in dense hardwoods, engineered lumber, and laminated beams.

Precision Engineering: Star/Torx drive recess with 6 points of contact prevents stripping and minimizes wobble between screws and bits.

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Product Details

SKU:: awhd-us-b001pd2nyw
Model:: 772691102256
Country:: US
ASIN:: B001PD2NYW
GTIN:: 00772691102256
UPC:: 772691102256

Shopping Smarter

Common questions about buying open-box and refurbished.

Why buy refurbished or open-box?

Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $24 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.

What's the difference between open-box and refurbished?

Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.

Why use OpenBoxFox?

Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for GRK products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.

Is it safe to buy refurbished?

Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.