... 1. Material: high speed steel 2. Application: used for cutting aluminum. 3. Cheaper than the solid carbide ones. Specification: ... , plastic, hibiscus board, aluminum panels, steel doors, soft wood, acrylic, etc., and copper, aluminum, stainless steel, aluminum alloy and other nonferrous metals ... of steel processing tools has a very good value for the money. With the rising price of carbide materials ...