2 Pack, White, Zinsser Ready Patch Professional Flat Spackling & Patching Compound - 4421, Gallon

Resists shrinking, sagging and cracking Ideal for application on new or previously painted wood, hardboard, metal, drywall, cured plaster, masonry Alkyd based formula that dries fast, cures rock hard - outperforms vinyl spackling Sticks to metal - ideal for dents in metal doors & siding Can be painted when dry to the touch