HSS, or high-speed steel, blades are used for cutting a variety of materials, including:Hard metals: HSS blades are primarily used to cut hard metals like stainless steel and mild steel.Softer metals: HSS blades can also be used to cut softer metals like copper, brass, and aluminum.Tubes, pipes, billets, ingots, castings, and forgings: HSS blades are designed to cut these types of materials accurately at a relatively low speed.Plastic pipes and rods: HSS hacksaw blades can cut plastic pipes and rods.Wooden blocks: HSS hacksaw blades can cut wooden blocks.Who Else Wants to Know More About HSS Saw Blade - The Power ...HSS blades are a popular choice for smaller, quicker projects because they are cost-effective. However, they have a shorter lifespan and operate more slowly than TCT blades. HSS blades are also less brittle and can be sharpened easily