Oatey 31270 Tubes Epoxy Putty, Display 4-Ounce Convenient multi-purpose sealing, patching and mending compound Steel-filled material, mixes in your hand and hardens in minutes May be drilled, tapped, filed, sanded, sealed and painted when hardened Non-toxic material contains no solvents and will not shrink Provides a clean, positive seal on threaded connections A high density product that resists tearing and stretching for easy, efficient application Available carded or packaged bulk on spools Complies with Military Spec. No. T-27730A and UL 31 RO