Deburring device. Convenient tool with nozzles for working with small parts. Especially suitable for those who like to collect 3-D models. The kit includes 5 blades for removing steel, brass, and aluminum. Also, 5 blades for cutting stainless steel, tungsten, and other hard metals. 5 more blades for cast iron, copper, wood and plastic. Perfectly removes nylon edges without melting the material itself.