Lag Screws Hex Zinc Plated 3/8X3 1/2 are heavy-duty wood fasteners designed for secure timber connections in decks, fences, pergolas, and framing projects. The hex head provides easy driving with a socket or wrench, while the zinc-plated finish delivers durable corrosion resistance for outdoor and indoor use.

Specifications

• Diameter: 3/8 in
• Length: 3-1/2 in
• Finish: Zinc plated
• Head Type: Hex
• Material: Steel

Benefits

Built to deliver a strong, lasting hold in timber, these hex lag screws resist rust and corrosion thanks to the zinc plating. The hex head allows high torque for a tight, secure seat, even in challenging framing tasks.

Applications

Ideal for outdoor and indoor wood-to-wood connections, including:

• Deck framing and railing posts
• Fence structures and gates
• Timber connections in pergolas, sheds, and wooden playgrounds

Installation tips

• Drill a pilot hole slightly smaller than the screw’s core diameter to prevent wood splitting.
• Use a hex driver or socket to drive the lag screw for consistent seating.
• Pre-drill in hardwoods; in softer woods, ensure proper hole sizing to avoid cracking.

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State ofCalifornia to cause cancer and birth defects or other reproductive harm. For more information go tohttps://www.P65Warnings.ca.gov.