GRK
0 ratings
GRK Fasteners RSSTM 5/16 x 5-1/8 Rugged Structural Framing Screws, 300 PCS
genuine image
GRK Fasteners RSSTM 5/16 x 5-1/8 Rugged Structural Framing Screws, 300 PCS
Heavy-Duty Framing & Decking Screws with Fast Bite Tip and Rust Resistant Coating.
GRK Fasteners RSSTM 5/16 x 5-1/8" Rugged Structural Framing Screws, 300 PCS
GRK

Item #: 221119344

GRK Fasteners RSSTM 5/16 x 5-1/8" Rugged Structural Framing Screws, 300 PCS

Item #: 221119344

NAD 4846

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Friday, August 28
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Heavy-Duty Framing & Decking Screws with Fast Bite Tip and Rust Resistant Coating.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Rugged Structure
Designed for heavy-duty applications, these screws offer exceptional strength and durability, ensuring reliable performance in structural framing and decking tasks.
Rust Resistant
The Climatek™ coating protects against rust and corrosion, making these screws ideal for both interior and exterior use in varying weather conditions.
Fast Bite Tip
Equipped with a fast bite tip and star drive, these screws provide superior grip and reduced cam-out, allowing for quick installation and enhanced ease of use.

Product Details

Shop GRK Fasteners RSSTM 5/16 x 5-1/8 Rugged Structural Framing Screws, 300 PCS online at a best price in Namibia. B00P6NIYTA

Who Should Buy?

Suitable For
  • Professional Contractors

    Ideal for contractors engaged in heavy-duty framing and decking projects requiring reliable, high-strength screws.

  • Outdoor Projects

    Perfect for outdoor applications due to rust-resistant coating, ensuring durability and longevity in various climates.

  • DIY Enthusiasts

    Great for DIY projects needing secure fastening, with easy handling and fast bite tip for user-friendly installation.

Not Suitable For
  • Lightweight Projects

    Not suitable for lightweight or temporary projects where less robust fastening options can be used instead.

Product Description

GRK Fasteners RSSTM 5/16 x 5-1/8" Rugged Structural Framing Screws, 300 PCS

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are the main applications for GRK 14225 structural screws?

    Answer: GRK 14225 structural screws are ideal for wood framing, decking, and attaching plywood to framing. These screws are designed for heavy-duty applications where structural integrity is paramount. Their innovative washer head design helps disperse load, making them perfect for roof construction or securing beams and joists. Whether you're a professional contractor or a DIY enthusiast, these screws provide unmatched strength and performance in various constructions.
  • Question: What is the coating on GRK 14225 structural screws?

    Answer: The GRK 14225 screws feature a coated finish that enhances their resistance to corrosion and wear. This coating is essential for outdoor use, ensuring long-lasting durability against elements like rain and humidity. The coating not only extends the life of the screws but also maintains their appearance over time. Perfect for outdoor decks or external wooden structures, these screws ensure your projects stand the test of time.
  • Question: How do I choose the right length of the screw?

    Answer: The length of the screw needed depends on the material being fastened together. For the GRK 14225, being 4 inches long, it is perfect for securing thicker materials like beams or multiple layers of wood. Always consider the total thickness of your materials and select a screw that can penetrate sufficiently without risking breakage. For example, if you're joining two 2x4s together, this length provides adequate holding power.
  • Question: What tools do I need to use GRK 14225 screws?

    Answer: To use GRK 14225 screws effectively, you will require a power drill with a compatible star drive bit. The star drive design provides excellent torque control, reducing the likelihood of stripping the screw head. Additionally, having a countersink bit can help create a smooth finish when inserting the screw into the wood. This tool combination ensures a professional look and optimal performance.
  • Question: Are GRK 14225 screws suitable for interior use?

    Answer: Yes, GRK 14225 screws are suitable for both interior and exterior applications. While their corrosion-resistant coating makes them ideal for outdoor projects, they perform equally well in interior framing. Whether constructing furniture, cabinetry, or frameworks, their strength ensures structural stability in any environment. This versatility adds value to your toolbox, allowing for various projects.
  • Question: How many screws come in a box, and is it cost-effective?

    Answer: The GRK 14225 screws come packaged in a box containing 25 screws, providing an effective quantity for several projects. The selection of screws is designed to balance your needs, whether for professional use or home improvement. This quantity ensures you have just the right amount for larger jobs without excessive waste or overspending, making it a smart choice for budget-conscious builders.
  • Question: What is the weight capacity of GRK 14225 screws?

    Answer: The GRK 14225 structural screws offer excellent weight-bearing capacity due to their robust design and materials. They are engineered to handle significant loads in structural applications, making them suitable for both framing walls and securing heavier materials like beams and joists. For critical constructions, always consider the multiple factors including loading conditions and material properties to ensure safety and performance.
  • Question: Can I use these screws for metal applications?

    Answer: GRK 14225 screws are primarily designed for wood and may not be the best choice for metal applications. If you are looking to fasten metal, consider using screws specifically designed for metalwork. However, in certain cases, they can be used to attach wood to metal studs, provided the thickness is managed. Always consult project specifications to ensure you use the appropriate fasteners for metal constructions.
  • Question: What is the difference between RSS screws and regular screws?

    Answer: RSS (Roofing Structural Screws) screws, like the GRK 14225, are specifically designed with unique features that enhance strength and performance over regular screws. They often include a specialized thread design that provides superior holding power in wood. This design minimizes wood splitting and enhances grip, making them ideal for intensive building applications, thereby making them a preferred choice for any serious builder.
  • Question: Where can I buy GRK 14225 5/16 in. x 4 in. Star Drive Washer Head Coated Steel RSS Structural Screws in Namibia?

    Answer: You can purchase the GRK 14225 5/16 in. x 4 in. Star Drive Washer Head Coated Steel RSS Structural Screws at Ubuy. Ubuy offers a convenient platform for ordering quality construction supplies, including these structural screws, ensuring a straightforward buying experience. Explore their website for availability and additional details to get started on your next project with the confidence of using high-quality fasteners.

GRK Wood Screws Editorial Review

GRK Fasteners RSSTM 5/16 x 3-1/8" Rugged Structural Framing Screws, 100 PCS are engineered for structural applications providing remarkable tensile strength, making them a favored choice among builders. Reviewers highlight their exceptional ability to quickly and securely drive into various materials without the need for pre-drilling, thanks to the innovative CEE Thread design that allows for impressive pull-out strength compared to traditional lag bolts. Users appreciate how easily they function with battery-powered impact drivers, coupled with a T30 star drive for increased torque efficiency. Many have switched from lag bolts to these screws, citing improved safety and speed during installation, making them an excellent investment for both professionals and DIY enthusiasts.

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • EXTRA strong with impressive tensile strength
  • No pilot hole required for easy use
  • Quick and easy installation with impact drivers
  • CEE Thread design enhances grip and security
  • Versatile for various applications including decking

Cons

  • Some users reported receiving fewer screws than expected

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9250 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

NAD 4846

Order now and get it around Friday, August 28

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Durable structural screws perfect for heavy-duty framing and decking.
  • Includes 25 pieces in a convenient box.
  • Rust resistant Climatek coating ensures longevity.
  • Fast Bite tip allows for easier and faster installation.
  • Star Drive recess enhances grip and reduces stripping.
  • T-30 bit included for immediate use.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.