High frequency heater: 1,Low energy consumption 2,High ... with the help of punch press, forging machine or other equipments for instances, hot extrusion of watch case, ... , ax, screwing tools and shear (orchard shear).Quench for various automobile and motorcycle fittings, such as crankshaft, connection ... tools, such as axes and gear. Quench for machine tools, such as lache deck and guide rail. ...