USC® 77706 Metal Grip Filler – 8 oz Pouch, Silver-Gray, Liquid (High-Adhesion for Aluminum, Steel & Fiberglass)

Product Description

USC® Garage Metal Grip Filler is a high-performance, polyester-based filler formulated with a proprietary resin blend and adhesion booster for unmatched bonding strength. Designed to grip tightly to galvanized panels, aluminum, and steel, Metal Grip also performs well on fiberglass, wood, epoxy primers, and aged OEM topcoats.

Featuring Micro-Perfecting Surface Technology, this filler applies smoothly, self-levels, and sands easily to a seamless finish. It is tack-free, clog-free, and stain-resistant, reducing rework and helping technicians achieve high-quality repairs faster. Ideal for dents, scrapes, scratches, hail damage, and other cosmetic to medium-depth repairs.

Features

• Extra-high adhesion – bonds up to 33% stronger to aluminum and steel than leading competitors
• Compatible with galvanized steel, aluminum, steel, fiberglass, wood, epoxy primers, SMC, and aged OEM topcoats
• Micro-Perfecting Surface Technology ensures smooth application and easy sanding
• Tack-free, clog-free, and stain-resistant finish
• 100% waterproof once cured
• Can be topcoated with polyester, 2K urethane, or 1K primers

Technical Specifications - Tech Sheet - Click Here

Suggested Use(s)

• Fills dents, scrapes, scratches, and hail damage up to 1/4" deep
• Repairs galvanized body panels, aluminum hoods and panels, and steel substrates
• Compatible with fiberglass parts and cosmetic SMC repairs
• Excellent for professional collision repair and restoration work

📄 TDS Link: USC Metal Grip Filler – Technical Data Sheet