Wall Drydex Repair Patch Kit, Dry Time Indicator Spackling Comes With All Of The Tools Needed To Complete A Wall Patching Project, May Be Used To Repair Holes Up To 3" Diameter In Drywall, Plaster Or Masonry Surfaces, Provides A Unique Dry Time Indicator That Verifies When The Patched Surface Is Ready To Be Sanded & Painted, Goes On Pink & Turns White, Easy To Use Indoors & Out On Drywall, Plaster, Wood & More.