- OPTIMIZED PERFORMANCE: Fleam ground tooth design allows for efficient cutting
- WOOD CUTTING: Precision-ground teeth for fast, smooth cuts in hard and soft woods, plastics, laminate particle board, and plywood
- INCREASED DURABILITY: Made with carbon construction
![Irwin® U-Shank Jig Saw Blades, 4", 6TPI Carbon Fleam Ground, #IR-307406 (10/Pkg) Irwin® U-Shank Jig Saw Blades, 4", 6TPI Carbon Fleam Ground, #IR-307406 (10/Pkg)](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/311825/447426/3071406__32368.1668465474.jpg?c=2)