Bondo Auto Body Filler *Product Type: Auto Body Filler *Container Size: 0.7 pt. *Compatible Body Material: Metal and Masonry *Color Family: Gray *Packaging Type: Can *Rust Proof: Yes *Formulated with aluminum *High strength body filler *Can be drilled and tapped *For repairing and rebuilding metal and masonry *Can be painted *Great for use on fiberglass, wood, metal, aluminum and masonry * Hardener .37 oz.