The utility model provides a pen appliance which can be made cheaply and has the feeling of an advanced commodity. The pen appliance is provided with a pen pipe made of synthetic resin material. The back end part of the pen pipe is made into a male screw thread part which is screwed with a female screw thread part of a screw cap of a tail covert made of the synthetic resin material. In this way, the tail covert is connected with the back end of a penholder into a whole. Surfaces of a peripheries of the penholder and the tail covert are respectively made into annular concave parts with connected upper and back parts. A thin barrel pipe-shaped sleeve pipe made of metal is embedded inside. The surfaces of the peripheries of one part of the pen pipe and one part of the tail cover are covered to become an advanced pen appliance, a front half section of which is plastic and a back half section of which is the metal.