
PowerPro
Structural Lag Screws, 5/16 In X 3 In
Key Features
AI Generated- Optimized for multiple material pairings, from timber to steel.
- Compact 5/16" by 3" dimensions deliver maximum grip.
- Outperforms standard screws with higher holding capacity.
- Ideal for decks, fences, and framing due to strong structural performance.
Delivery and shipping
Local Delivery
Shipping
Return Policy
Easy returns available. Eligibility rules may apply.
Powerpro Structural Lag Screws are heavy-duty fasteners designed for demanding wood-to-wood and metal-to-wood connections in residential and commercial projects. These 5/16 inch diameter by 3 inch length lag screws deliver exceptional holding power and structural strength, making them the ideal choice for securing critical connections where reliability matters.
Whether you're building a deck, securing fence posts, framing structures, or completing other structural fastening tasks, these lag screws provide superior performance compared to standard screws. The corrosion-resistant coating ensures long-lasting durability in both indoor and outdoor environments, protecting your investment against rust and weather damage.
Features and Benefits
- Heavy-Duty Construction: Built with robust materials to provide maximum strength and durability for demanding structural applications.
- Corrosion-Resistant Coating: The protective coating resists rust and corrosion, extending the life of fasteners in outdoor and wet environments.
- Versatile Applications: Perfect for decks, fences, framing, and other structural connections requiring reliable holding power.
- Easy Installation: Compatible with standard lag screw drivers, requiring no special tools or equipment for quick, straightforward fastening.
- Superior Holding Power: Delivers stronger fastening compared to standard screws, ensuring secure connections in structural applications.
Specifications
- Brand: Powerpro
- Diameter: 5/16 inch
- Length: 3 inch
- Type: Structural lag screws
- Applications: Wood-to-wood, metal-to-wood, and structural connections













