Superaudio induction heater with IGBT system. Apply for treatment, forging, melting, hardening, ... , standard part, fastener, fabricated mechanical part, bronze lock, rivet, steel pin and pin.2. Hot fitting ... such as shaft, gear (chain wheel), cam, chuck and clamp etc.6. Quench for hardware molds, ... pieces, such as golf ball head, cue, brass lock, hardware copper fitting, kitchen knife handle, blade, ...