CureMed’s Brand New Aston Reduction Nasal Rasp is Specially designed for Accurate Reduction of the Cartilaginous Dorsum and Lowering of Upper Lateral Cartilage. Push/Pull allows for greater control. overall length 8″(20cm) Features an exceptionally hard, durable, Premium Grade carbide alloy that is non-magnetic and non-carcinogenic. Tungsten carbide inserts create an extremely hardened cutting edge, which delivers an unsurpassed clean and precise cut.