IRWIN Tools 372156B 12" Reciprocating Saw Blades for Nail Embedded Wood, 6 Teeth Per Inch, 25 Pack, are used for roughing in work with material 1/4" and thicker. These Irwin bi-metal blades are engineered for a easier cutting and the spring steel backing makes them flexible and virtually unbreakable. The precision set teeth are designed with an aggressive tooth angle for faster, smoother cuts. The IRWIN Tools reciprocating saw blade cutting edge contains 8% Cobalt, which keeps teeth sharper, longer even when cutting nail embedded wood. The universal tang fits all manufacturers reciprocating saws.
IRWIN 372156B 12" 6TPI Reciprocating Saw Blades for Nail Embedded Wood, 25 Pack are used for roughing in work with material 3/16" and thicker. The blades are bi-metal construction for a faster cutting, longer lasting blade that can be bent without breaking. It is also made of 8% Cobalt which keep the teeth sharper, longer. The precision set teeth are designed for faster, smoother cuts. The IRWIN wood cutting reciprocating saw blade has a electron beam weld which also keeps the teeth stronger, longer than leading competitors. The 1/2" Universal Tang fits standard reciprocating saws.