Overview Reviews Product Description Irwin marathon saw blades last longer by design.With high-quality, precision ground carbide teeth and a precision-balanced and tensioned body, these blades will provide smooth, accurate cuts with the life you have come to expect from Irwin marathon. Irwin Tools Catalog Product Videos Custom Field Manufacturing country CN Product Reviews Write a Review Write a Review × Irwin 12" 40T Marathon® Circular Saw Blade 14080 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *