... 48 hours IGBT Induction heating machineApplications1.Forging for big bolt,nut,shaft,steel plate,rod,steel wire,ect2. ... for diameter of 40mm round steel3.hot forging for variety of hand tools 4.quenching ... for auto parts,Ø600mm gears and shafts 5.hot forging for auto parts,Ø50mm drill rodWH-VI- ... W*H)mm500*800*580Temperature protection50 degrees IGBT Hot selling Induction heating machine