Husky's 10 in. Heavy Duty Hacksaw Replacement Blades feature heat-treated, high-quality carbon steel with a shatter resistant design make for durable blades with a long lifespan. They are designed to cut medium-gauge metals, such as sheet metal, angle iron, bolts, channels, drill rods, threaded rod, pipes and tubing 1/16 in. up to 1/4 in sizes. Two replacement blades are included in this set.