... on.Applications:Forging for big bolt,nut for diameter 55 mm round steelA variety of hand tools hot forgingparts of auto ... standardInput powerInput voltageOscillation frequencyVolumemm3efficiencyParticular recommendedWH-VI-3030KW380V 50-60HZ10-60KHZ580*280*51090%Drill rod heatedWH-VI-4040KW380V 50-60HZ10-60 KHZ460 ...