PowerLags 5/16 In. In. X 5 In. L T-40 Washer Head Serrated Structural Screws

SPAX PowerLag structural screws are engineered for strong, reliable wood-to-wood connections in both indoor and outdoor applications. Featuring a 5/16-inch diameter and 5-inch length, these screws excel in demanding projects such as deck construction, pergola building, and ledger installation where structural integrity is essential.

The innovative design of SPAX PowerLag screws solves common fastening challenges by reducing or eliminating the need for pre-drilling in many applications, saving time and effort on the job site. The serrated thread technology and T-40 6-lobe drive ensure superior bit engagement and reduce cam-out, improving overall connection quality and reliability.

Features and Benefits

• T-40 6-Lobe Drive: Offers superior bit engagement and reduces cam-out compared to standard drives.
• Washer Head Design: Enhances clamping force and improves the overall appearance of finished projects.
• Serrated Thread Technology: Patented thread pattern eliminates pre-drilling in many applications, driving faster and easier than conventional lag screws.
• HCR Coating: High corrosion resistant exterior finish approved for treated lumber and outdoor environments, ensuring long-term durability in harsh conditions.
• Versatile Applications: Ideal for decks, pergolas, structural elements, and any wood-to-wood connection demanding professional-grade performance.

Specifications

• Brand: SPAX
• Model: 4581820801275
• Thread Diameter: 5/16 inches
• Length: 5 inches
• Head Type: Washer head
• Drive Type: T-40 6-lobe
• Finish: HCR (High Corrosion Resistant) coating, exterior rated
• Thread Pattern: Serrated