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Item #:
187958721
5/16" x 5" Powerlags Exterior Washer Head Structural Wood Lag Screws (150 pcs) T40 T-Star Heavy Duty
Item #:
187958721
AUD 255
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
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Upgrade your toolbox and your results by choosing SPAX Powerlags.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Heavy Duty Design
Engineered for superior strength, these lag screws provide the reliability needed for structural applications, ensuring secure fastening in demanding environments.
Corrosion Resistance
Coated for enhanced durability, these screws resist rust and corrosion, making them ideal for exterior projects and increasing longevity.
T40 T-Star Drive
The innovative T40 T-Star drive design minimizes cam-out, allowing for more efficient torque transfer and reducing tool slippage, improving overall installation speed.
Product Details
| Country of Origin | This item will be imported from US |
| Item Weight | 2.5 lbs (1.13 kg) |
| What is in the box | 5/16" x 5" Powerlags... For more details, please check description/product details |
Who Should Buy?
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Contractors
Ideal for contractors requiring durable, heavy-duty screws for structural wood applications in various construction projects.
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DIY Enthusiasts
Great for DIY projects, providing reliable fastening solutions for outdoor furniture and wooden structures.
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Home Builders
Useful for home builders needing a strong, weather-resistant screw for framing and deck installations.
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Lightweight Projects
Not ideal for lightweight applications where smaller screws would suffice, leading to overkill in fastening needs.
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Non-Wood Materials
Unsuitable for materials other than wood, such as metal or plastic, which require different fasteners.
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General Household Use
May be excessive for everyday household tasks that need less-strength screws like assembling lightweight furniture.
Product Description
5/16" x 5" Powerlags Exterior Washer Head Structural Wood Lag Screws (150 pcs) T40 T-Star Heavy Duty
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Do I need to pre-drill when using SPAX Powerlags?
Answer: No, SPAX Powerlags eliminate the need for pre-drilling. -
Question:
Are these screws suitable for outdoor projects?
Answer: Yes, they have a high corrosion resistance coating for outdoor durability. -
Question:
How many screws come in one pack?
Answer: Each pack contains 150 pieces of 5-inch screws.
SPAX Wood Screws Editorial Review
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“Great continuous communication. Packaged well. Arrived promptly.”
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23 May 2026 · via Trustpilot
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- 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.
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AUD 255
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
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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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- No pre-drilling required for quick and efficient installation.
- Superior grip and holding power ensure strong, lasting projects.
- Code compliant for peace of mind on structural integrity.
- High corrosion resistance for durability in harsh environments.
- Built-on washer head simplifies installation process.
- Each pack includes 150 screws and a quality T40 T-Star bit.
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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.