Reciprocating saw blade. Superior tooth design stays sharp longer for faster cuts. Made from bi-metal material with cobalt for added toughness and versatility, blades last longer. Able to withstand demanding flush cuts without destroying the blade. Heat resistant so the blade stays cooler. Additional blade type for cutting materials such as metal, nail embedded wood, plastics and plaster. Packaged in a new re-closable vinyl pouch for storage and protection in tool bag.