Billet material hot extrusion type engine valve production fully automated system. Extrusion and Upsetting molds located in the machine and automated hand is also installed. Screw presses' lower dead limit absent mechanism can adjust the stem length and valve outer diameter freely. Parts feeder/Material checking unit/Induction heater (located in the press machine frame)/Auto hand/Die lubrication feeding device, etc. full line up unit. One size raw material diameter can produce various stem diameter size, for which productioncost down.