Features: Set contains one multifunctional handle, a standard deburring blade and a heavy-duty blade Blades made with high-speed steel (HSS) and cobalt elements provide the durable strength professionals need Ideal deburring tool for trimming steel, brass, aluminum, PP plastic or other industrial materials Set contains one multifunctional handle, a standard deburring blade and a heavy-duty blade Blades made with high-speed steel (HSS) and cobalt elements provide the durable strength professionals need Ideal deburring tool for trimming steel, brass, aluminum, PP plastic or other industrial materials Spring-loaded release cap makes swapping or replacing blades quick and easy Ergonomic dual material handle provides a safe and secure grip .