DeWalt DW4807 4" 14TPI Straight Back Bi-Metal Reciprocating Saw Blade (5 Pack)
For cutting in heavy gauge metal, hard rubber, fiberglass and angle iron. Reciprocating saw blades are used for cutting a wide variety of materials ranging from wood and metal to plastic and drywall. In general, lower tooth counts cut faster, but provide a rougher finish. Blades will fit all brands of reciprocating saws.