LAUCO Zinc Coat Weld-Thru Primer 15.5 oz, Pack of 2, Zinc Rich Spray for Welding, Anti-Corrosion Coating for Bare Metal, MIG & Spot Welding Safe, Fast Dry Industrial Primer 37518

• Formulated with high zinc content to provide superior corrosion protection between metal surfaces, even after welding. Helps prevent rust formation in welded joints and hidden areas.
• Designed for weld-through applications including MIG and spot welding. Maintains conductivity while minimizing weld spatter and heat-affected zones for cleaner welds.
• Provides excellent adhesion directly to steel and untreated metal surfaces, creating a durable protective layer before welding or painting.
• Features a controlled spray pattern that ensures smooth and even coverage, minimizing waste and allowing precise application on large or detailed surfaces.
• Built for contractors, workshops, and serious DIY users who need reliable, high-performance adhesive for consistent results across multiple applications.

All orders placed online by 3:00 p.m. Eastern Time will usually be processed and shipped within 24-48 hours. Most standard shipments should arrive in 1 to 6 business days depending upon routing and the distance of the shipping address from our warehouse location.