Bi-metal construction for faster cutting and added durability. Precision-set teeth for faster, smoother cuts.
Electronic beam weld for stronger, longer lasting teeth. 8% cobalt keeps teeth sharp longer.
For heavy-duty and demolition applications in wood and metal.
Use with materials 3/16-inch (5 mm) and thicker
![Irwin® Marathon® Demolition Reciprocating Blades, 9" x 7/8", 10 TPI, #IR-372960 (5/Pkg) Irwin® Marathon® Demolition Reciprocating Blades, 9" x 7/8", 10 TPI, #IR-372960 (5/Pkg)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/256380/444291/372960__56110.1666805049.jpg?c=2)