IRWIN Tools MARATHON 2011104 20-inch Standard Coarse Cut Saw (2011104) M2 advanced tooth geometry and Tri-Ground teeth provide a fast, efficient handsaw cut 9-pt., extra-fine Easy-Start front teeth on the handsaw provide a rapid, smooth start Deep Gullets provide swift chip removal Thick-Body Blade delivers rigidity and control Tapered-Pitch nose improves clearance and stability M2 Tooth Technology - Up to 35% More Efficient Cut Deep-gullets Easy-start