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Item #:
143807288
GRK 14221 5/16 in. x 3-1/8 in. Star Drive Washer Head Coated Steel RSS Structural Screws, 25/Box
Item #:
143807288
ETB 6566
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Monday, August 17
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Self-tapping, specially hardened steel screws with a unique cut thread design and ZipTip Climatek coating, ensuring superior performance and durability.
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What Stands Out
Durable Coating
The coated steel construction enhances corrosion resistance, ensuring longevity and reliability in various weather conditions, making it ideal for outdoor and structural applications.
Star Drive Design
Featuring a star drive head, these screws provide increased torque and minimize cam-out, allowing for efficient installation without slippage, resulting in a secure fastening.
Versatile Use
With a length of 3-1/8 inches and a robust 5/16 inch diameter, these structural screws are perfect for both heavy-duty projects and everyday repairs, fulfilling a wide range of construction needs.
Product Details
Who Should Buy?
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Professional Contractors
Ideal for contractors needing reliable structural screws for framing and heavy-duty applications in construction projects.
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DIY Enthusiasts
Great for home improvement and woodworking enthusiasts looking for durable screws for various projects around the house.
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Deck Builders
Excellent choice for deck builders requiring corrosion-resistant screws that withstand outdoor elements and provide long-lasting performance.
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Light Duty Applications
Not suitable for light-duty tasks where standard screws or nails would suffice, leading to unnecessary costs.
Product Description
GRK 14221 5/16 in. x 3-1/8 in. Star Drive Washer Head Coated Steel RSS Structural Screws, 25/Box
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Customer Questions & Answers
-
Question:
What is the size of these screws?
Answer: The screws are sized at 5/16 x 3-1/8. -
Question:
How many screws come in a pack?
Answer: Each pack contains 25 screws. -
Question:
What makes these screws resistant to corrosion?
Answer: They are coated with ZipTip Climatek for enhanced corrosion resistance.
GRK Machine Screws Editorial Review
This product has garnered positive feedback from customers who have tried it for various Construction tasks. Primarily favored for its robustness and reliability, these structural screws serve as a valuable tool for both small projects and extensive Constructions, particularly in ranch and barn settings. Users appreciate their ability to avoid splitting wood, thanks to the included drill tips. Many customers have expressed satisfaction with their performance, claiming that they exceed expectations even when customers believe them to be somewhat overkill for their projects. Experience with the product reveals that while some users would have preferred larger quantities in a single package, the overall sentiment remains highly favorable. A customer noted that their familiarity with these screws began during a barn-building project, which speaks to their durability and suitability for significant framing work. The reception of these screws highlights their utility, effectiveness, and made-for-purpose design, making them a favored choice among those engaged in serious Construction work. **
Customer Reviews & Ratings
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Pros
- Solid Construction and robust performance.
- Drill tips help prevent wood splitting.
- Highly regarded for large framing projects.
Cons
- Only available in a pack of 25, which some users felt was limited.
Platform Trust & Buyer Confidence
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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
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Chitra
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“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
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23-Jul-26 · via Trustpilot
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“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
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23 July 2026 · via Trustpilot
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ETB 6566
Order now and get it around Monday, August 17
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Pack of 25 self-tapping screws for efficient installation.
- Made from specially hardened steel for strength.
- Features a unique cut thread design for easier entry.
- ZipTip Climatek coating enhances corrosion resistance.
- Sharp threads and points for fast and effective use.
- Round washer type head reduces splitting effect.
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