PowerLags 5/16 In. X 4 In. L Washer Yellow Zinc Carbon Steel Lag Screw 12 Pk

SPAX PowerLags are lag screws designed for construction, woodworking, and structural fastening applications. These fasteners feature a carbon steel body with yellow zinc finish, a washer-head design, and serrated threads that provide grip and holding power in demanding projects.

The washer-head design offers a larger bearing surface for load distribution, while the T-40 star drive enables controlled installation with improved torque transfer. The serrated threads lock firmly into place, making these screws suitable for heavy-duty applications. This 12-pack of 5/16 in. x 4 in. PowerLags is designed for professionals and DIYers who need reliable fasteners.

Features and Benefits

• Washer-Head Design: The integrated washer head provides greater surface area for fastening and load distribution across the material.
• T-40 Star Drive: The six-point star drive socket allows for faster, controlled driving with improved torque transfer.
• Serrated Threads: Threads grip and lock firmly into place, ideal for heavy-duty applications requiring holding power.
• Yellow Zinc Finish: The coating enhances corrosion resistance and provides a professional appearance suitable for visible installations.
• Carbon Steel Material: Built to withstand the rigors of various fastening applications.
• Convenient 12-Pack: Clamshell packaging makes storage and transport easy.

Specifications

• Brand: Spax
• Model: 45810208010043
• Size: 5/16 in. x 4 in.
• Material: Carbon steel
• Finish: Yellow zinc
• Head Type: Washer head
• Drive Type: T-40 star drive
• Thread Type: Serrated
• Count: 12 per pack