Lag Screws Hex Hot Dipped Galvanized, size 1/4 in. x 3-1/2 in., are heavy-duty wood fasteners designed for strong timber connections. The hex head allows easy driving with a wrench or impact driver, and the hot-dipped galvanizing provides superior corrosion resistance for outdoor and treated-lumber applications.

Product specifications

• Size: 1/4 in. diameter, 3-1/2 in. length
• Finish: Hot-dipped galvanized
• Head: Hex
• Material: Steel
• Thread: Lag screw thread for strong bite into wood

Benefits

Hot-dipped galvanizing protects against rust and corrosion, making these lag screws ideal for outdoor decks, fences, pergolas, and timber framing. The rugged hex head and coarse thread provide reliable holding power in hardwoods and treated lumber.

Applications

• Outdoor structures: decks, fences, railing posts
• Timber-to-timber connections and heavy-duty framing

Installation tips

• Pre-drill a pilot hole to prevent wood splitting
• Use the appropriate pilot hole size for 1/4 in. lag screws
• Drive with a wrench or high-torque driver for full seating

Tip: Always follow local building codes and manufacturer guidelines for fastener sizing and installation.