- New and improved design
- Every other tooth is thinner for faster cuts
- New heat vent/expansion slot design reduces vibration for longer life and straighter cuts
- Construction grade carbide teeth for longer life
- Reinforced shoulder for added durability
- Fully hardened plate runs longer
![Irwin®Marathon® Portable Corded Circular Saw Blade, 7-1/4", 24 Teeth, Bulk #IR-24030 (10/Pkg) Irwin®Marathon® Portable Corded Circular Saw Blade, 7-1/4", 24 Teeth, Bulk #IR-24030 (10/Pkg)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/257632/362539/585-24030__61768.1595394454.jpg?c=2)