... long service life High Frequency Induction Heating Machine ModelOscillationpowerOscillation circuitOscillationfrequencyOscillating tubeMax.Workpiece dimension(mm)PowerCapacityOverall ... quenching, annealing, tempering;such as:All kinds of hardware tools, machine tool guideway, electric, hydraulic, pneumatic ... and the base of welding, measuring tools, all kinds of tools, saw kind, brass, diamond ...